Drag a vertex of the triangle to change its shape double click or double tap a vertex or side to prevent it from changing

Find two rational expressions that have the difference of 2-n/n-4

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?