1.

Area of a sector with radius 7m and sector angle 90 degrees

Answer»

Step-by-step EXPLANATION:

Area of a sector of a circle of radius 'r' and ANGLE

θ=

360

θ

πr

2

Hence, area of the sector of the circle of radius 7 cm and angle 60

0

=

360

60

×

7

22

×7×7=

3

77

cm

2



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