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# PS- circle

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Manager
Joined: 05 Jul 2006
Posts: 197
Followers: 1

Kudos [?]: 60 [0], given: 0

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28 Sep 2006, 13:10
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0% (00:00) correct 0% (00:00) wrong based on 0 sessions

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SVP
Joined: 05 Jul 2006
Posts: 1743
Followers: 6

Kudos [?]: 317 [0], given: 49

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28 Sep 2006, 14:25
area of medalion = pi r^2

area of glass region = pi(r-s)^2

area of frame = pi r^2 - pi(r-s)^2 = pi( r^2 - r^2+2rs-s^2) =

pi (2rs- s^2) = pi s(2r - s)
Senior Manager
Joined: 28 Aug 2006
Posts: 306
Followers: 13

Kudos [?]: 150 [0], given: 0

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28 Sep 2006, 22:41
yezz wrote:
area of medalion = pi r^2

area of glass region = pi(r-s)^2

area of frame = pi r^2 - pi(r-s)^2 = pi( r^2 - r^2+2rs-s^2) =

pi (2rs- s^2) = pi s(2r - s)

Absolutely..........

Keep rocking yezz.........
_________________
28 Sep 2006, 22:41
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