Explain how you have varying degrees of control over the three types of income, and how much control you have over each

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation:

step-by-step explanation:

i think the answer is c sorry if it's wrong