Math, asked by pnisarg673, 4 months ago

Can someone help me with question 4

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Answered by gummadavellibhaskarr

1

Answer:

side of the square is 22 cm

area of the square is 22*22=484cm²

area of the ring is π(R²-r²)

π(R²-169)=484

R²-169=484*7/22

R²-169=22*7

R²-169=154

R²=154+169

R²=323

R=18(approx)

outer diameter is 36 cm

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