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07-09-2020
Mathematics

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Find the perimeter of the semicircle when diameter is 3.5 cm. (1 Point)

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Аноним Аноним

07-09-2020

● Answer:

8.995 cm

● Step-by-step explanation:

P = d + L/2

d = 3.5 cm

L/2 = 2pi×r/2

= pi×d/2

= 3.14×3.5/2

= 5.495 cm

P = 3.5cm + 5.495

= 8.995 cm

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