psah85037 psah85037

27-03-2022
Mathematics

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If the circumference of a circle is 220 cm, find its diameter and area

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Respuesta :

27-03-2022

Step-by-step explanation:

C = 2 Pi R = 220

R = 220 / 2 pi = 35 cm

diameter = 35 x 2 = 70 cm

Area = pi r² = pi 35² = 3848.45 cm

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