Math, asked by 9728980137, 10 months ago

4. Find the area of the following circles. Take x-2)
a. Radius = 21 cm b. Diameter = 35 cm
c. Circumference = 484 cm

Answers

Answered by adarshkumarsingh2712

2

Answer:

It is simple

area of circle is

Attachments:

Answered by Thunkojuakhil

7

Step-by-step explanation:

a) AREA OF circle =22/7×21×21

= 66×21

= 1386

b) area of circle =22/7×35/2×35/2

=962.5

c)circumference = 2×22/7×r

484= 44/7×r

r=77

area of circle =22/7×77×77

=18634

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