if a semicircle of 7 cm radius is cut from a semicircle of 14 cm radius then what is the remaining area
Answers
Answered by
0
Answer:
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
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Answered by
0
Answer:
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Step-by-step explanation:
A = (1/2)πr²
A=(1/2)×(22/7)×(7cm)²
A=77cm²
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