If a bicyclist rides for 120 minutes at an average speed of 18 miles per hour, how far was the ride? at what speed must a bicyclist ride to cover 12 miles in 4 hours?

Which segments are congruent? o jn and ln o jn and nm o in and nk onk and nm

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.