Question

Find the perimeter and area of the sector of radius 14cm and central angle 30・

Answer 1

Answer:

radius=14

Angle =30degree

Premiter of sector = theta/360* 2pi r

30/360* 2*22/7*14

= 2.33pai cm

Area of sector = theta/360 payi r^2

30/360*22/7*14*14

= 16.3pai cm squre