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CBSE Class 10 Answered

Ht and Dist
Asked by baidshryans | 01 Oct, 2008, 10:20: PM
answered-by-expert Expert Answer

BD = 8m

ABC is equlilateral triangle. so ABC = 60

so CBD = 90-60 = 30

and tan( CBD) = tan 30 = 1/ 3 =  CD/BD = CD / 8 ==> CD = 8/3 m

so in triangle BCD, BC2 = BD2+CD2  ==> BC = 16/3 m

 

Answered by | 02 Oct, 2008, 12:45: AM

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