How are 2 dimensional figures used to solve the volume of prisms and pyramids?

Acollection of coins has value of 64 cents. there are two more nickels than dimes and three times as many pennies as dimes in this collection. how many of each kind of coin are in the collection?

Hich equation can pair with x + 2y = 5 to create an inconsistent system? 2x + 4y = 3 5x + 2y = 3 6x + 12y = 30 3x + 4y = 8

The price of one share of a company’s stock declined $13.89 every day for 2.5 days what was the stocks total decline in price