Question

Find the area of the shaded regions.

Answer 1

ANSWER:84.823 sq.cm (approx.)

Area of shaded region,

=Area of whole circle-Area of the quadrant AOB which is cut out.

=π*6*6-(π*6*6)/4 sq.cm

=36π-9π sq.cm

=27π sq.cm

=84.823 sq cm(approx.)