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MakcuM [25]
4 years ago
15

What is the measure of angle B if angle BCD is 100

Mathematics
1 answer:
JulijaS [17]4 years ago
8 0

The triangle is isosceles so the angle measurements of angle A and C is 80 degrees. So:

180 - (80 + 80)= 20

Answer: 20 degrees

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John buys 6 pounds of hamburger. He makes quarter-pounders. How many hamburgers does he make?
Tresset [83]
He makes 24 burgers because 6 times 4 is 24.
6 0
4 years ago
Solve for n: 7(n - 6) = a(n + 5)
Morgarella [4.7K]

Answer:

n = \frac{(5a + 42)}{( 7 - a ) }

Step-by-step explanation:

7(n - 6) = a(n + 5)

7n - 42 = an + 5a

7n - an = 5a + 42

n( 7 - a ) = 5a + 42

n = \frac{(5a + 42)}{( 7 - a ) }

7 0
3 years ago
One of the questions on a survey asked adults if they used the internet at least occasionally. The results showed that 450 out o
earnstyle [38]

Answer: 0.9414

Step-by-step explanation:

Given : One of the questions on a survey asked adults if they used the internet at least occasionally.

450 out of 478 adults aged 18–29 answered Yes.

Then, the point estimate of the proportion of adults aged 18–29 who use the internet will be :-

p=\dfrac{\text{No. of adults aged 18–29 answered Yes}}{\text{total adults aged 18–29 surveyed }}\\\\=\dfrac{450}{478}=0.9414

Thus , a point estimate of the proportion of adults aged 18–29 who use the internet= 0.9414

3 0
4 years ago
(5 + 4 - 2) x (-2) = ? <br> A. -22<br> B. 22 <br> C. 14 <br> D. -15
brilliants [131]

It would actually be -14 because 5+4-2=7 and if you multiply 7 by -2 you get -14

4 0
4 years ago
Read 2 more answers
Multiply 7,5, and 12
goblinko [34]
7 x 5 = 35

35 x 12 =420

Answer:420
6 0
4 years ago
Read 2 more answers
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