Q. 145.0( 2 Votes )

If the angles of a triangle are in the ratio 2: 1: 3, then find the measure of smallest angle.

Answer :

Let,

1 = 2k, 2 = k and 3 = 3k


1 + 2 + 3 = 180°


6k = 180


k = 30o


Therefore, minimum angle be 2 = k = 30o.


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