SSC MTS Model Paper 8

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Question : 94 of 100

Marks: +1, -0

The ratio of the angles of a triangle is 1 :

2/3

: 3. Then the smallest angle is:

2 $4/7$ °
25°
25 $5/7$ °
3 8 $4/7$ °

Solution:

In a ∆ABC,
∠A:∠B:∠C=1:

2/3

:3
=3:2:9
sum of the terms of ratio
=3+2+9=14
Lowest angle = ∠B
=

2/14

×180°
=

180/7

=25

5/7

°

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