Question

Using the answer for part C, how can you find the missing angle measure of a triangle if you know the measures of two of its angles?

Answer 1

From part c, the Sun of the measures of the three interior angels of a triangle is always 180°. To find the measure of the missing angle, subtract the sum of the mesures of the two known angles from 180°.

Explanation:

this is the sample answer so you can just say “Subtract the sum of the two known angles by 180.”

Answer 2

add the two known angels the subtract by 180

Explanation: