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PLEASE HELP ASAP
EVERYTHING NEEDED IS IN THE PIC BELOW

PLEASE HELP ASAP EVERYTHING NEEDED IS IN THE PIC BELOW-example-1
User Amad
by
6.5k points

1 Answer

11 votes

AB=AOB×r

6π=9AOB

AOB=3π/2

The area of the circular sector is given by;


a = ( (3\pi)/(2) )/(2\pi) * (\pi \: r {}^(2) )


a = (3\pi)/(4) * 81\pi


a = 60.75\pi


a = 190.85 \: cm {}^(2)

User Ahsan Mahboob Shah
by
6.3k points