What is the area of 1.7 km and 2.5 km? ___ square kilometers

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

A25- foot ladder leans against a building and reaches a point of 23.5 feet above the ground .find the angle that the ladder makes with the building