Tyler opened a credit card with a 19.5% simple interest rate to purchase a $879 laptop. If he pays off the laptop in 18 months, how much will he have paid in total?

Atriangle has sides with lengths of 10 yards, 13 yards, and 18 yards. is it a right triangle?

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

Match each whole number with a rational, exponential expression 3 square root 27^2find the domain and range of the exponential function h(x)=125^x. explain your findings. as x decreases does h increase or decrease? explain. as x increases does h increase or decrease? explain.