The radius of a semicircle is 9.1 centimeters. What is the semicircle's perimeter?
1 answer:
Answer:
<u>46.77 cm</u>
Step-by-step explanation:
Perimeter of the semicircle = Circumference + 2r
- πr + 2r = r (π + 2)
- 9.1 (3.14 + 2)
- 9.1 (5.14)
- <u>46.77 cm</u>
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