3 years ago

What is the radius of a circle with an area of 78.5 cubic inches? Use 3.14 for pi. Enter your answer in the box.

Mathematics

2 answers:

sammy [17]3 years ago

8 0

Answer: Your Answer would be 5 inches

Step-by-step explanation:

Your welcome!!!

Korvikt [17]3 years ago

4 0

Answer:

r =5 in

Step-by-step explanation:

Area of a circle is given by

A = pi r^2

We know the area and pi

78.5 = 3.14 r^2

Divide by 3.14

78.5/3.14 = 3.14 /3.14 r^2

25 = r^2

Take the square root of each side

sqrt(25) = sqrt(r^2)

5=r

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