John sold wrapping paper for a school fundraiser. He earned 10 points for every roll he sold. He earned a total of 460 points. Write and solve an equation to determine the number of rolls of wrapping paper John sold.

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?

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

In angle pqr find the measure of