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If the base of an isosceles triangle is ...

If the base of an isosceles triangle is of length '2a' and the length of the altitude droped to the base is h (where `a gt 0 , h gt 0`) , then the distance of each side from the midpoint of the base of the triangle is

A

h/2

B

a

C

`sqrt(h^2 + a^2)`

D

`(ah)/sqrt(h^2+a^2)`

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The correct Answer is:
D
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