The circumference of a hula hoop is 86 pi cm. What is the radius of the hula hoop?
2 answers:
Answer:
86/ 2x3.14
86/6.28
answer: 13.69426 (round it)
Step-by-step explanation:
Answer:
Radius is 43/π
Step-by-step explanation:
<u>Circumference of a circle: C = 2πr</u>
<u />
<u>Step 1: Solve for r</u>
86 / 2π = 2πr / 2π
<em>43/π = r</em>
<em />
Answer: Radius is 43/π
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