Q. 2 E4.3( 4 Votes )

# Solve any four su

Answer :

Radius of circle = OA = r = 8 cm

Length of arc = l = 15 cm    15 × 360 = AOB × 16 × π

15 × 90 = AOB × 4 × π

1350 = AOB × 4 × π

337.5 = AOB × π

AOB = 337.5/ π     area of sector = 60 cm2

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