Manny invested $1,300 at a simple interest rate of 5%. how much money would he have after 7 years

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)

Two cities a and b are 1400km apart and lie on the same n-s line. the latitude of city a is 23 degrees. what is the latitude of city b. the radius of the earth is approximately 6400km.