Answer question 17.
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Area Of quadrant = πr²/4
22/7 × r² × 1/4 = 38.5
r² = 38.5×7×4/22
r² = 1.75 × 7 × 4
r = √ 7×7
r = + 7 cm
D = 2r = 14cm
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14 CM will be ANSWER mate...........
A quadrant have 90° at centre....
then. ...wait for attachmet. ....
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