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timama [110]
3 years ago
13

Need any help with this that you guys can give. thank you

Mathematics
1 answer:
lesya [120]3 years ago
4 0
I'll do number 11 for you 

Area of a sector can be found using 
A = (πr²)C/360  where C is the measure of your central angle
A =  \pi  (6^{2} )( \frac{75}{360} )
A ≈ 23.56 m²

Oh, I guess rounded to the nearest tenth is 23.6
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A bakery sold 115 cupcakes in one day. The head baker predicted he would sell 95 cupcakes that day. What was the percent error o
Brut [27]
It was about 17.4% 
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% error=
actual value-estimated value 
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5 0
3 years ago
Write an equation of the line passing through the point A(8, 2) that is perpendicular to the line y = 4x−7.
Kay [80]

Answer:

y = - 1/4 + 4

Step-by-step explanation:

y = 4x - 7

Slope = 4

Slope of the perpendicular line = -1/4

Point (8,2)

(b) y-intercept: 2 - (-1/4)(8)

= 2 + 2 = 4

4 0
3 years ago
WILL GIVE BRAINIEST TO ONLY THE FIRST ANSWER!! Find the sum of the first 150 terms in the sequence 20, 15, 10, 5...
enot [183]

Answer:

-450

Step-by-step explanation:

Say the first number is x to get the idea.

The first 150 terms are 150x - 5 * 150

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7 0
4 years ago
Find the value of y please!
Tems11 [23]

Answer:

Y=4

Step-by-step explanation:

Because the two triangles are congruent you can set the two expressions equal to each other and solve from their.

step 1 )  8Y = 6Y + 8

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step 3 ) solve for Y 2Y/2 = 8/2

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7 0
3 years ago
A broker had a taxable income of $77,050 last year. if she paid 10% of her income between $0 and $8350, 15% of her income betwee
stellarik [79]
10 percent is the same as saying  0.10 so we simply do this sum of all parts approach. 
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5 0
3 years ago
Read 2 more answers
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