Question

the radius of sector is 10 cm and length of the arc is 16 then the area of sector in square units​

Answer 1

Answer:

x=central angle

Arc length=x/360. x2πr

16=x/360x2πr

x = 16x360/2 πr

= 16x360x7/2x22x10=91.6 degree

Area of Sector = x/360 xπr 2

91.6/360 x 22/7x10^2 = 80cm2