Question

Taking n = 3.14, find the perimeter and area of a circle whose radius is:
(i) 8 cm
(ii) 15 cm
(iii) 20 cm
semi-circle whose perimeter is :​

Answer 1

Answer:

3 number is the answer of this question

Answer 2

Answer:

perimeter of circle is==2*3.14*8==50.24

area 3.14*8*8==200.96

perimeter of circle is==2*3.14*15==94.2

area 3.14*15*15==706.5

perimeter of circle is==2*3.14*20==125.6

area 3.14*20*20==1256