What is the measure of angle 7?

Answers

Answer 1

Answer:

Answer:

The measure of angle 7 is 155*.

Step-by-step explanation:

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What is the product of (3a + 2)(4a2 - 2a + 9)?

what is the ratio for the surface areas of rectangle prisims shown below given that they are similar and that the ratio of their edge lengths is 7:3

Answers

Answer:

B. 49:9

Step-by-step explanation:

The ratio of surface areas is the square of the ratio of edge lengths:

7² : 3² = 49 : 9

Suppose is a semester that 38% of students at a college failed mathematics, 27% failed physics, and9% failed both. A student is selected at random.
a)If a student failed physics, what is the probability that he or she failed math?
b)If a student failed math, what is the probability he or she failed physics?
c) What is the probability that he or she failed math or physics?

Answers

=> 38% of students at a college failed mathematics
=> 27% failed physics, and=> 9% failed both. A student is selected at random.

a)If a student failed physics, what is the probability that he or she failed math?
=> 1/38
b)If a student failed math, what is the probability he or she failed physics?
=> 1/27
c) What is the probability that he or she failed math or physics?
=> 1/9

8ducks for 23.60 blank per duck

Answers

Step-by-step explanation:

23.60÷8= 2.95

Each duck will be 2.95

What is the factored form of 8x2 + 12x?A.4(4x2 + 8x)
B.4x(2x + 3)
C.8x(x + 4)
D.8x(x2 + 4)

Answers

the factored form is B. 4x(2x+3)

Here is a picture of my math problem.

Answers

percent means parts out of 100
1.2%=1.2/100=12/1000=6/500=3/250

1.2% is (1.2)/100 which equals 0.012

0.012 as a fraction is:

12/1000=6/500=3/250

A sports ball has a diameter of 16 cm. Find the volume of the ball.

Answers

Answer:

4/3 pi radius cubed

Step-by-step explanation:

4/3 pi x (8x8x8)

512 x 4/3 pi

2144.660585

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