Question

find the area of circle whose diameter is 28cm​

Answer 1

Step-by-step explanation:

area of circle = 2 πr

= 2×3.14×28

=6.28×28

= 175.84

Answer 2

Answer:

Area of the circle = $\blue π \red r^{2}$

diameter = double of radius

radius = half of diameter

radius = $\frac {28}{2}$

radius = 14 cm

Area = $\frac {22}{7}* 14^{2}$

Area = $88cm^{2}$

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