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# In the diagram below, there is a circumference with center

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SVP
Joined: 03 Feb 2003
Posts: 1603

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In the diagram below, there is a circumference with center [#permalink]

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16 Oct 2003, 01:06
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In the diagram below, there is a circumference with center B; points A and C lie on the circumference. Arcs AB and BC are semicircles. Find the area of the shaded part if the radius of the initial circumference is 1.
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Kudos [?]: 312 [0], given: 0

CEO
Joined: 15 Aug 2003
Posts: 3452

Kudos [?]: 928 [0], given: 781

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16 Oct 2003, 02:09
stolyar wrote:
In the diagram below, there is a circumference with center B; points A and C lie on the circumference. Arcs AB and BC are semicircles. Find the area of the shaded part if the radius of the initial circumference is 1.

The area of the two semicircles is the same .

so its just like asking whats the area of the HALF of the Circle.

so required area is PI * 1 / 2 = PI/2

Kudos [?]: 928 [0], given: 781

Re: PS: IN-YAN GEOMETRY   [#permalink] 16 Oct 2003, 02:09
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