CBSE Class 10 Answered
Ht and Dist
Asked by baidshryans | 01 Oct, 2008, 10:23: PM
Expert Answer
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so we are given DB=16m
PDB=30 and CPD = 60
tan30 = 1/
3 = PB / BD = PB /16 ==> PB = 16/3 m
AB = 2PB = 32/3 m
In triangle PCD ,we know CPD = 60 and PD = (BD2+PB2) PDC = 90 - PDB = 60
so PCD will also be equal to 60 i.e. PCD is a equilateral triangle.
so CD will be equal to PD = 32/3 m
Answered by | 02 Oct, 2008, 01:23: AM
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