Question

48.
23. An exterior angle of a triangle is 105°
and it's two interior opposite angle are
equal. Each of these equal angle is
(a) 105/2°
(b) 75 °
(C) 30°
Full Marks : 2
JA​

Answer 1

Answer:

52.5°

Explanation:

Exterior angle of a triangle = sum of two interior opposite angles. Let see your answer !!!!! Two interior opposite angles are equal. Hence , the angles are 52.5°.

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Answer 2

ans:- (a) 105/2°

Solⁿ:-let, the two equal interior angles be x and x.

and, given that the measure of exterior angle, opposite to two equal interior angles, is 105°

then,

x + x = 105°

2x = 105°

x = 105°/2

Hence, the measure of those two equal interior angles is 105/2°