Find the area of semicircle whose radius is 7c.m
Answers
Answered by
0
Answer:
The area is
11 cm
2
.
Explanation:
The formula for area of a semicircle is:
A
=
1
2
π
r
2
, where
A
=
area,
π
=
22
7
, and
r
=
radius.
With the given data, we write:
A
=
1
2
×
22
7
×
(
7 cm
)
2
A
=
1
2
×
22
11
7
×
7
×
7 cm
2
A
=
77 cm
2
Answered by
1
Answer:
1/2πr^2
1/2*22/7*7*7
42/7
6cm^2
Similar questions