Math, asked by KingBaibhav, 9 months ago

The area of a circular park is 1386 m². Find its diameter.?​

Answers

Answered by Anonymous
2

Answer:

Step-by-step explanation:

Area of circular park=πr^2

=>1386=22/7r^2

=>r^2=1386×7/22

=>r^2=63×7

=>r=√3×3×7×7

=>r=3×7

=>r=21m

Diameter=2r=2×21=42m

Answered by KSW06
1

Step-by-step explanation:

we know that

Area = π r^2

1386 m^2 = 22/7 ×r^2

1386×7/22 = r^2

126×7/2 = r^2

63×7 = r^2

441 = r^2

√441 = r

r = 21

d= 2r

d=42

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