If MK=11, KL=19, ML=15, NO=41, and PO=32.3, find the perimeter of \triangle NOP△NOP.

The layers of earth are based on what two sets of characteristics?

The standard deviation of a population is 3.2.what is the margin of error? enter your answer in the box.

How does rain water cause erosion and deposition? a. when acidic water soaks into the ground, water dissolves limestone, resulting in the formation of caves.b. when a river overflows it moves downhill resulting in the formation of caves.c. when it rains, water flows into rivers and streams and moves back to land, resulting in the formation of caves.d. when water empties into lakes, sediment is deposited, resulting in formation of caves.