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CBSE Class 10 Answered

haarshit ..........triangles.........................???///
Asked by | 19 Feb, 2009, 06:02: PM
Expert Answer

in triangle ACD ,tanA =CD/AD...(1)
in triangle BCD ,tanB =CD/BD...(2)
Dividing above two eqn,we get:
tanB/tanA=AD/BD=(AC/BC)/(BC/AC)=(AC/BC)2



Answered by | 20 Feb, 2009, 12:43: AM
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