Question

An exterior angle of a triangle is 115° and one of the interior opposite angle is 60°, then the interior opposite angle is
1 point
A. 55°
B. 50°
C. 40°
D. None
Other:​

Answer 1

Answer:

A. 55 degree

Step-by-step explanation:

In a triangle exterior angle = the sum of opposite two angle.

if the exterior angle is 115 degree

And, one interior angle is 60 degree.

so,

let the another opposite angle of triangle be x

therefore, x+60 = 115

➡️x = 115-60

➡️x= 55.

i hope this may be help u