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This topic has 3 member replies
Chrystelle Junior | Next Rank: 30 Posts
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Posted:
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Fri Jan 12, 2007 6:58 am
Quadrilateral PQRS has PQ=QR=RS=5, If angle R=90 and angle Q=135 what is the area of the quadrilateral?

aim-wsc Legendary Member
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20 Apr 2006
Posted:
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Sun Jan 14, 2007 10:10 am
Chrystelle wrote:
Quadrilateral PQRS has PQ=QR=RS=5, If angle R=90 and angle Q=135 what is the area of the quadrilateral?
take a look at the figure
split the quadrilateral into two triangles namely PQS and SRQ

both triangles are right angle triangles
that makes the problem easy.
now i want you to try this one more time...
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Chrystelle Junior | Next Rank: 30 Posts
Joined
07 Dec 2006
Posted:
19 messages
Sun Jan 14, 2007 9:40 am
don't hav the anwer.

thankont Senior | Next Rank: 100 Posts
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Fri Jan 12, 2007 9:27 am
If you know the answer is it --> 25*sqrt(2)/4 ?

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