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287 Find angle of triangle

Expert replies
by ern5231 » Sat May 15, 2010 1:26 am
In a triangle PQR, PQ = x, RQ = y and PR = b. The height from PR to Q is h. What is the value of angle PQR?
1) xy = bh
2) angle R = 30 degrees
Last edited by ern5231 on Mon May 17, 2010 6:01 am, edited 1 time in total.
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Source: — Data Sufficiency |

by beat_gmat_09 » Sat May 15, 2010 3:52 am
ern5231 wrote:In a triangle PQR, PQ = x, RQ = y and PR = b. The height from PR to Q is h. What is the value of angle PQR?
1) xy = bh
2) angle R = 30 degrees
IMO A
bxh=X x Y
1/2 b x h = 1/2 X x Y
this means that x should be perpendicular to y angle pqr= 90
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by irmakyolcu » Sat May 15, 2010 8:31 am
agree it should be A
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