Find the arc length of the partial circle. Either enter an exact answer in terms of a or use 3.14 for it and enter your answer as a decimal.

Acable car begins its trip by moving up a hill. as it moves up, it gains elevation at a constant rate of 50 feet/minute until it reaches the peak at 2,000 feet. then, as the car moves down to the hill’s base, its elevation drops at the same rate.

What is the length of the missing leg in this right triangle? 18 mm 24 mm 26 mm 32 mm

The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.