Math, asked by chandu1533, 1 year ago

please answer 10th question

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Answered by lakhwanus009

*ANSWER* -
$\frac{\pi {r}^{2} }{4} = 3.14 \times 21 \times 21 \times \frac{1}{4} \\ = 346.1 {m}^{2}$

lakhwanus009: see

chandu1533: i want formulae

lakhwanus009: the horse can only that area of sector that is shaded

lakhwanus009: listen

lakhwanus009: as it was rectangle so the angle was 90°

lakhwanus009: So u can also use Area of sector with its formula

lakhwanus009: by the way. When u get 90° as Theta so u can also divide the area of circle by 4

lakhwanus009: which exactly equal

chandu1533: ok

chandu1533: thank you

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