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CBSE Class 10 Answered

Two poles of height
Asked by hemant2020 | 06 Sep, 2010, 11:40: PM
answered-by-expert Expert Answer
Dear Student,
Consider the following figure:
Applying similar triangles on both the pair of triangles, we get:
a/p = h/x.............(1)
And
b/p = h/(p-x)...........(2)
Substituting the value of x from equation 1 in equation 2, we get
b/p = h/(p-hp/a)
=> b = ah/(a-h)
=> ab - bh = ah
=> h = ab/(a+b)
Hence Proved
Regards Topperlearning.
Answered by | 07 Sep, 2010, 11:48: AM
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