2. two angles are supplements if their sum is 180 degrees. the measure of one angle is seven-fifths the measure of its supplement. what is the measure of the smaller angle?

it's

answer

d. 10

explanation

the distance from point y to wx is the height of the triangle.

using pythagoras theorem,

group similar terms to get,

this implies that,

take positive square root of both sides to get,

this implies that,