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In a triangle ABC, a similar triangle A'...

In a triangle ABC, a similar triangle A'B'C' is inscribed so that B'C'=`lambda BC`. If B'C' lis inclined at an angle `theta` withBC then `2 lambda cos theta ` =

A

1

B

2

C

3

D

4

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AAKASH SERIES-PROPERTIES OF TRIANGLES-LECTURE SHEET EXERCISE - I ( Straight Objective Type Questions )
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