in figure 'o' is the centre of circle the area of sector OAPB is 10/72 of the area of circle find x .
Answers
Answered by
14
Step-by-step explanation:
Area of the sector=
18
5
×area of circle
⇒
360
θ
×πr
2
=
18
5
×πr
2
⇒θ=
18
5
×360=100
∘
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Answered by
32
Given:
Area of the sector
To find: the area of the circle.
Solution:
Assume that the area of the sector is x.
Draw the required figure.
Know that from the question,
Area of the sector of the area of the circle
Hence, the value of x is .
Attachments:
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