Can someone help me with 3 n 4

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°

Petes dog weighed 30 pounds it then lost 16% of it's weight how much did pete lose