Claire and malia are training for a race a)claire runs 10 km in 1 hour. how many kilometers does she run in half an hour? in 2 1/2 hours? b)malia runs 5 miles in 1 hour. how many miles does she run in half an hour? in 2 1/2 hours?

Geometry. i need step by step explanation on how to do each problem.

Match the term on the left with its image or description on the right. match term definition diameter a) circle a and a line segment connecting points b and c which are on the circle. circumference b) circle a and a line segment connecting points b and c which are on the circle. radius c) a piece of the circumference of a circle secant d) two circles that share the same center. concentric circles e) the distance around a circle arc f) a segment between two points on a circle that passes through its center

Bill works as a waiter and is keeping track of the tips he ears daily. about how much does bill have to earn in tips on sunday if he wants to average $22 a day? tips by day tips (dollars) monday tuesday wednesday thursday friday saturday $14 $22 $28 $36