In ΔNOP, the measure of ∠P=90°, ON = 41, PO = 40, and NP = 9. What ratio represents the cosine of ∠N?

Atreasure chest sinks at a rate no less than 20 feet er second. the floor of the icean is at most at -4,200 feet. will the tresure chest reach the ocean floor in less than 3 minutes? explain.