Answer:
QRS equals to 91
Step-by-step explanation:
50 + 41 = 91
Amount of tax paid = 43-40 = 3
Tax rate = 3/40 = 0.75
0.75 x 100 = 7.5%
Tax rate = 7.5%
Plug in each set of lengths into the Pythagorean theorem. Because the 2 sides are equal, that is a right triangle.