Ask Question
15 January, 03:21

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.

+3
Answers (2)
  1. 15 January, 04:23
    0
    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
  2. 15 January, 07:00
    0
    Answer: Your Answer would be 5 inches

    Step-by-step explanation:

    Your welcome!
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “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. ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers