181k views
17 votes
Given that angle

a
= 40° and angle
b
= 15°, work out
x
.

The diagram is not drawn accurately.
(Triangle)

2 Answers

12 votes
What type of angle does X look like if it is 180 then the answer is 125 if the angle in 360 then the answer is 305
User Agendum
by
4.5k points
1 vote

Answer:

125°

Explanation:

a+b+c=180° (sum of a triangle is 180°

40°+15°+x = 180°

55°+x = 180°

x = 180°-55°

=125°

User Yan Zhou
by
4.8k points