What is the solution to 5x - 4 = 16

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer