If a = 4 units, b = 7 units, and c = 12 units, what is the volume of the three prisms above?

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?