1.

P is a point on the segment joining the feet to vertical poles of heights a and b, The angles of elevation of the tops of the poles from P are 45^@ each. Then the square of the distance between the tops of the poles is:

Answer»

`(a^(2)+B^(2))/(2)`
`a^(2)+b^(2)`
`2(a^(2)+b^(2))`
`4(a^(2)+b^(2))`

ANSWER :C


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