does anyone minding helping me with exterior angles ? due in 2 days

Does Anyone Minding Helping Me With Exterior Angles ? Due In 2 Days

Answers

Answer 1

Answer:

x=25

Step-by-step explanation:

(x+40)+(3x+10)=6x

4x+50=6x

50=2x

25=x

Answer 2

Answer:

see explanation

Step-by-step explanation:

The exterior angle of a triangle is equal to the sum of the 2 opposite interior angles.

∠ CBD is an exterior angle of the triangle, then

6x = x + 40 + 3x + 10, that is

6x = 4x + 50 ( subtract 4x from both sides )

2x = 50 ( divide both sides by 2 )

x = 25

Thus

∠ CBD = 6x = 6 × 25 = 150°

∠ CBA and ∠ CBD are adjacent angles and supplementary, sum to 180°, then

150° + ∠ CBA = 180° ( subtract 150° from both sides )

∠ CBA = 30°


Related Questions

Tarra wants to buy grapes. If one pound of grapes costs $1.98, how much does Tarra pay for One-half of a pound of grapes?

$0.99
$1.98
$2.48
$3.96

Answers

0.99

one pound costs 1.98, so you divide that by 2 to figure out what half a pound would cost

Answer: $0.99
I hope this helps you with your stuff

What is 0.80 as a fraction?

Answers

Answer:

just type it into ur web browser and you can get the answer

Step-by-step explanation:

thats what i do <3

Perform the requested operation or operations. F(x)=4x+9, g(x)=4x^2 Find (f+g)(x)
A) 16x^3 +36x
B) 4x+9/4x^2
C) 4x+9-4x^2
D)4x+9+4x^2

Answers

B
Look over be sure, if so am wrong please don’t get mad. Have a great day!

Question 1 (3 points)
Match the compisite figures to it's area.

For any composite figures including circles, use 3.14 for \large \pi

Column A
1.


:


2.


:


3.


:


Column B
a.151 cm squared
b.4846.40 cm squared
c.156 cm squared
d.1,379.84 cm squared
e.1,285.64 cm squared
f.114 cm squared
g.Answer not given
h.576 cm squared
i.72 cm squared
j.108 cm squared
k.66 cm squared
Question 2 (1 point)






a
576 sq ft
b
492 sq ft
c
472 sq ft
d
388 sq ft
Question 3 (4 points)
Find the area of the composite figures below.

Use 3.14 for \large \pi

Column A
Column A
1.


:


2.


:


3.


:


4.


:


Column B
a.91.8 in. squared
b.64 in. squared
c.59.8 in. squared
d.464 in. squared
e.99.25 in. squared
f.181.4 in. squared
g.189.25 in. squared
h.96 in. squared
i.228.5 in. squared
j.Answer not given

Answers

Answer:

a is the awnsers don't ask why

combine like terms to simplify each expression. 1: 3/4z(3)+4-1/4z(3). 2: 3.4m+2.4m. 3: 4.2n+5-3.2n. 4: q(5)+q(5)+q(5). 5: 3x+1/4+2y+1/4+7x-y. 6: 1.5z(2)+4.5+6z-0.3-3z+z(2)

Answers

Explanation and steps to the expressions are marked in order in the images below.

1. Answer is 3z/2 + 4

2. Answer is 5.8m

3. Answer is n + 5

4. Answer is 15q

5. Answer is 10x + 1/2 + y

6. Answer is 8z + 4.2

The maximum is five images, so I cannot add the last explanation and steps for the last expression.

Keystones tomorrow please help. Last options are B.400 C.600 D.2500

Answers

Answer:

b = 600 ft.

Step-by-step explanation:

Pamela is making pizzas. She has 112 pieces of pepperoni. She uses 29 pieces of pepperoni on the first pizza. If she uses the same amount on each pizza, does she have enough pepperoni to make 4 more pizzas?

Answers

Answer:

No

Step-by-step explanation:

Number of pieces of pepperoni available with Pamela = 112

Number of pieces of pepperoni used in one pizza = 29

Now, number of pepperoni left after using 29 in one pizza = 112 - 29 = 83

Now, Pamela makes second pizza, so again 29 pieces of pepperoni area used.

Now, number of pepperoni left after using 29 in one pizza = 83 - 29 = 54

Now, Pamela makes third pizza, so again 29 pieces of pepperoni area used.

Now, number of pepperoni left after using 29 in one pizza = 54 - 29 = 25

To make the third pizza, another 29 pepperoni are required but only 25 are available.

Therefore, there is not enough pepperoni for making 4 more pizza.

24 students took a test, 14 students got an a, 10 got a b, a student will be randomly chosen. what is the probabillity that the student earned an a?

enter answer in simplist form, as a fraction.

PLEASE ANSWER ASAP!

Answers

Answer:

7/12

Step-by-step explanation:

14/24 people have an a divide by 2 to simplify

1 ) Oceanside Bike Rental Shop charges 12 dollars plus 9 dollars an hour for renting a bike. Dan paid 84 dollars to rent a bike. How many hours did he pay to have the bike checked out ?​

Answers

Answer:

8 hours

Step-by-step explanation:

84-12=72

72/9=8

What is the volume of the toy top pictured below?

Answers

Answer:

The volume of the top toy is 67.1175 cubic feet

Step-by-step explanation:

The toy top is a composite figure of a cylinder and an hemisphere, the volume of the figure is therefore, the sum of the volume of the cylinder and the hemisphere

The dimensions of the cylinder are;

The height of the cylinder = 6 feet

The diameter of the cylinder, [tex]D_{cylinder}[/tex] = 1.5 feet

Therefore, the radius of the cylinder, [tex]r_{cylinder}[/tex]= 1/2 × [tex]D_{cylinder}[/tex] = 1/2 × 1.5 ft. = 0.75 ft.

The volume of the cylinder = Area of the base × Height =  π × [tex]r_{cylinder}^2[/tex] × (The height of the cylinder)

Where;

π = 3.14

∴ The volume of the cylinder = 3.14 × (0.75 ft.)² × 6 ft.= 10.5975 ft.³

The dimensions of the hemisphere are;

The diameter of the hemisphere, [tex]D_{hemispher}[/tex] = 6 feet

Therefore, the radius of the hemisphere, [tex]r_{hemisphere}[/tex]= 1/2 × [tex]D_{hemispher}[/tex]  = 1/2 × 6 ft. = 3 ft.

The volume of the hemisphere = 2/3×π×[tex]r_{hemisphere}^3[/tex]

∴ The volume of the hemisphere = 2/3 × 3.14 × (3 ft.)³ = 56.52 ft.³the

The volume of the top toy = The volume of the cylinder + The volume of the hemisphere

∴ The volume of the top toy = 10.5975 ft.³ + 56.52 ft.³ = 67.1175 ft.³.

please help with this question i really need help

Answers

Answer:

(x+15)+(3x-17)=90

4x-2=90

x=92/4=23

When we compare two fractions with the same numerator, which
statement below is true?
А
The fractions with the same
numerators are the same.
11
The fraction with the smaller
denominator is the larger fraction.
C
The fraction with the larger
denominator is the larger fraction.
D.
We cannot say which is larger or
smaller than the other.

Answers

Answer:

The fraction with the smaller denominator is the larger fraction.

Step-by-step explanation:

Let's take [tex]\frac{5}{6}[/tex] and [tex]\frac{5}{10}[/tex]. The larger the denominator, the more the number of pieces. So if you have a  pizza box divided into 6 slices, and they are all the same size, compared to that same box of pizza divided into 10 slices. Each of those 10 slices will be smaller than the 6 slices. Now if you eat 5 of the 6 slices, compared to if you eat 5 of the 10 slices, which one will make you more full and you know that you have eaten a lot? Of course, it is the 5 out of 6 slices because each of those slices is bigger. So the smaller the denominator of the fraction, the larger it is (if the numerator stays the same).

A chess team is ordering customized T-shirts for a competition. The table shows the cost of orderi
Number of T-shirts, 6 12 18
24
Cost (dollars), y
108
180
252
324
A linear model is yr

Answers

Answer:

12x+36

Step-by-step explanation:

If we subtract 36 from all 4 y's we get 72, 144, 216, and 288. We divide each one by 6, 12, 18, and 24. After we divide them up, we get 12 for each one. Now we need to set the equation up, it has to be 12x because the price of just one T-shirt is $12, the x is how many T-shirts are bought. The 36 is the b-intercept of the equation, and since we write this in y=mx+b, the equation is y=12x+36.    

A linear model will be 12x+36.

What is a linear model?

A linear model specifies a linear relationship between a dependent variable and n independent variables.

Given that, A chess team is ordering customized T-shirts for a competition. The table shows the cost of ordering

Number of T-shirts, 6 12 18 24

If we subtract 36 from all 4 y's we get 72, 144, 216, and 288. We divide each one by 6, 12, 18, and 24. After we divide them up, we get 12 for each one. Now we need to set the equation up, it has to be 12x because the price of just one T-shirt is $12, the x is how many T-shirts are bought. The 36 is the b-intercept of the equation, and since we write this as y=mx+b, the equation is y=12x+36.  

Hence, A linear model will be 12x+36.

For more references on linear model, click;

https://brainly.com/question/29409495

#SPJ5

Please help me :(, I want to understand how to prove it

Answers

Answer:

We know that angels 5 and 6 are vertical angles, and that vertical angles are equal. We also know that angles 7 is equal to angle 6, in turn meaning that angle 7 is also equal to angle 5. Now we look at angle 8. We can see that angle 8 is vertical to angle 7, meaning its also equal to angle 7. We already established before that angle 7 is equal to angle 5, so if angle 8 is equal to angle 7 which is equal to angle 5. Then angle 8 is equal to angle 5.

Hope this helps! Message me if you still don't understand

Answer:

basta ver os ângulos e ver oque sobrar e sua resposta boa noite espero ter ajudado

Are Linear Pairs congruent all the time on a transversal line?

Answers

Answer:

yes

Step-by-step explanation:

When a transversal cuts parallel lines, all of the acute angles formed are congruent, and all of the obtuse angles formed are congruent.

plzzzzzzzzzzzzzzzzzzzzzz

Answers

Answer:

1. 4e^2

2. 2c^2

3. 3a^4

Step-by-step explanation:

1. 12e^5/3e^3.

Simplify:

12/3=4

e^5/e^3=3^2.

4e^2.

2. 8c^3d^2/4cd^2

d^2 cancels out

c^3/c^1=c^2

8/4=2

2c^2.

3. 4a*6a^5/8a^2.

First combine 4a*6a^5

4a^1*6a^5

24a^6.

24a^6/8a^2

3a^4.

Hope this helps you :D

Have a great day :D

What is 78.74 rounded to the nearest tenth

Answers

78.7 is the correct answer

Answer: 78.74 is closer to 80 than 70. The answer is 80

Step-by-step explanation:

What is the solution to the system of equations?
y = 2x + 6
y= x+ 2

A. (0,0)
C. (-2,-4)
B. (-4,-2)
D. (3,6)

Answers

Answer:

B

Step-by-step explanation:

Given the 2 equations

y = 2x + 6 → (1)

y = x + 2 → (2)

Substitute y = 2x + 6 into (2)

2x + 6 = x + 2 ( subtract x from both sides )

x + 6 = 2 ( subtract 6 from both sides )

x = - 4

Substitute x = - 4 into either of the 2 equations and evaluate for y

Substituting into (2)

y = - 4 + 2 = - 2

solution is (- 4, - 2 ) → B

One winter day, the temperature outside was 13°F. Overnight, the temperature dropped 9°F. What is the temperature at its coldest point? Describe how you would find your answer on a number line.

Answers

Answer:

the coldest point would be 4 degrees.

Step-by-step explanation:

On a nuber line you would plot the point 13 and go back on the number line 9 units and you would get 4 degrees.

The temperature at its coldest point is 4° F.

Given that, one winter day, the temperature outside was 13°F. Overnight, the temperature dropped 9°F.

What is an equation?

In mathematics, an equation is a formula that expresses the equality of two expressions, by connecting them with the equals sign =.

Let the temperature at its coldest point be x.

Now, x = 13 - 9

= 4° F

Therefore, the temperature at its coldest point is 4° F.

To learn more about an equation visit:

https://brainly.com/question/14686792.

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Pablo Picasso obtained a loan of $2,400 to install a new roof on his home. The interest rate is 12% and the monthly payment is $113.04. What is the interest on the first monthly payment?
A) $24.00
B) $25.04
C) $29.90
D) $32.01

Answers

If you do 2,400 x .12 you get 288
You then need to do 288 and divide it by 12 and you get 24.
Your answer should be A. $24.00

PLEASE ANSWER ASASP FOR BRAINLEST!!!!!!!!!!!
The number of blood donors at an annual drive increased this year by 20% from last year. If there were d donors last year, write two different expressions for the number of donors this year. Select all that apply
A. 1.20d
B. d+0.20d
C. d - 0.20d
D. 0.80d

Answers

Answer:

A and B

Step-by-step explanation:

A book is open to two consecutative pages whose product is 1,806. What is the sum of the 2 page numbers?

Answers

Answer:

42, -43

Step-by-step explanation:

Meters using decimal
a) 670 cm
b) 12m 7cm
c) 86cm

Answers

Answer:

I assume we are converting to meters so

a) 6.7 m

b) 12.07 m

c) 0.86 m

Step-by-step explanation:

To convert cm to m you divide the cm value by 100

evaluate
-8÷2+12×9-4×6

Answers

Answer:

Step-by-step explanation

PEMDAS

I would insert some parenthesis first

(-8/2)+(12*9)-(4*6)=

(-4)+(108)-(24)=-4+108-24=80

i need major help but y’all don’t help

Answers

Answer:

What is the question

Step-by-step explanation:

For every 2 reeses pieces, there are 7 snickers. If there are 16 reeses pieces, how many total pieces of candy are there?

Answers

Answer:

There are 72 pieces of candy.

Step-by-step explanation:

Since there are 16 Reeses in all, we need to find out how many 2's can fit in 16. We can do that by either multiplying or dividing.

16 ÷ 2 = 8 or 8 × 2 = 16

So we have 8 groups of 2 Reeses, now we need to multiply the groups of Reeses by how many Snickers.

So:

8 × 7 = 56

Now we need to add the Snickers and the Reeses.

56 + 16 = 72

Answer:

72 candies

Step-by-step explanation:

To find the number of snickers, divide the 16 reese's pieces by two to get 8. For every two reese's pieces, there are seven snickers, so multiply that by seven to get 56. There are 56 snickers. Add the 56 snickers to the given 16 reese's pieces for 72 total pieces of candy. Hope this helped ^^

What is the distance between -21 and 6 on a number line, in units?

Answers

Answer:

27 units

Step-by-step explanation: 21 +6 = 27 they are 27 units apart

The distance between -21 and 6 is gonna be 27

Which expression has a value greater than the given expression when a = 2?



2(a + 6)




2a + a²

2a + 12

4a + 8

a4+2

Answers

I think a4 + 2 because out of all them they’re all ( in order ) 16,8,16,16 and 26 which I think is the answer for the last one

Step-by-step explanation:

a4+2

Compute the exact value of the function for the given x-value without using a calculator.

f(x) = 5x for x = -1

a. 1/5
b. -1/5
c. 1/1
d. -5

Answers

Answer:

d

Step-by-step explanation:

Given

f(x) = 5x , then substitute x = - 1, that is

f(- 1) = 5 × - 1 = - 5 → d

Answer:

D

[tex]f(x) = 5x \: \: \: when \: x = - 1 \\ f( - 1) = 5( - 1) \\ f( - 1) = - 5[/tex]

The line passing through which two points is parallel to the line x - 2y = 16?
A) -6,-1 and 2,-5
B) -4,-6 and 2,-9
C) -5,7 and 0,-3
D) -1, 5 and 3,13
E) -4,7 and -2,8

Answers

Answer:

E) -4,7 and -2,8

Step-by-step explanation:

parallel lines have same slope

x - 2y = 16

y = 1/2 x -8     slope: 1/2

E. slope = Δy / Δx = (8-7) / (-2 - -4) = 1/2

Using the slope, it is found that the line passing through points (-4,7) and (-2,8), option E, is parallel to the given line.

----------------------

The equation of a line, in slope-intercept formula, is given by:

[tex]y = mx + b[/tex]

In which m is the slope.If two lines are parallel, they have the same slope.Given two points, the slope is given by change in y divided by change in x.

----------------------

The line given is:

[tex]x - 2y = 16[/tex]

In slope-intercept formula:

[tex]2y = x - 16[/tex]

[tex]y = \frac{x}{2} - 8[/tex]

----------------------

In this question, we want a line with an slope of 1/2.

At option E, the points are (-4,7) and (-2,8), thus, the slope is:

[tex]m = \frac{8 - 7}{-2 - (-4)} = \frac{1}{-2 + 4} = \frac{1}{2}[/tex]

Thus, the line passing through points (-4,7) and (-2,8), option E, is parallel to the given line.

A similar problem is given at https://brainly.com/question/22532445

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