Math, asked by Arnab8931, 1 year ago

The perimeter of a semi-circular garden is 180 m. Find the area of the garden

Answers

Answered by MrsBadger
13
Perimeter of the semi circular garden = 180 m
=>
\pi \:r \:  + 2r \:  = 180 \: m
=> r (3.14 + 2) = 180 m
=> r (5.14) = 180 m
=> r = 180 m ÷ 5.14
=> r = 35.01 m

Area of the semi circular garden =
 \frac{\pi \:  {r}^{2} }{2}
= (3.14 × 35.01 × 35.01 sq. m) ÷ 2
= 1924.34 sq. m


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