Water sprays 16 feet from a sprinkler and the sprinkler rotates in a circular motion. How much grass can be watered by the sprinkler? Can you guys just tell me if I need to find the area or circumfernce?

In a right triangle δabc, the length of leg ac = 5 ft and the hypotenuse ab = 13 ft. find: b the length of the angle bisector of angle ∠a.

Ineed the solution to this problem and the steps.

Suppose you are analyzing the relationship between time and distance given in a table,and there are 4 values for each quantity.you divide distance 2 minus distance 1 by time 2 minus time 1.you then divide distance 4 minus distance 3 by time 4 minus time 3 and get a different answer.what can you say about the relationship?