much?
Find upto two places of decimal, the area of a circle whose diameter is 21..
Find upto two places of decimal, the area of a circle whose radius is 21.2 m
Answers
Answered by
0
Step-by-step explanation:
( I ) d = 21 then r = 21 / 2 = 1.5
area = 2\pi r
2× 22/7× 1.5
= 9.42857
atq, two places decimal
= 9.43
( ii ).
area = 2 pi r
= 2 × 22/7 × 21.2
= 133.25714
atq, two places decimal
= 133.26
Similar questions