Find the area of the shaded region, given
that:
Outer radius = 19 cm,
inner radius = 12 cm
(pi= 22/7)
Answers
Answered by
9
Step-by-step explanation:
R=19
r=12
pi=22/7
area of shaded region=
=22/7(19^2-12^2)
=22/7(217)
=682cm^2
Answered by
3
Answer:
682 sq. cm
Step-by-step explanation:
Area of square=πr sq.
πR sq. - πr sq.
π 19 sq. - π 12 sq.
(22× 19sq. × 22× 12sq.) ÷ 7
(7942 - 3168)÷7
4774 ÷ 7 = 682 sq. cm
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