Mary has a number cube labeled 2,4,6,8,10, and 12. she will roll the cube 100 times. about how many times could mary expect the number cube to land on 8?

Aheated piece of metal cools according to the function c(x) = (.5)x ? 7, where x is measured in hours. a device is added that aids in cooling according to the function h(x) = ? x ? 2. what will be the temperature of the metal after two hours?

Graph the system of equations. {6x−4y=−244x−8y=−32 use the line tool to graph the lines.

Aregular hexagonal pyramid has a base area of 45 in2 and a lateral area of 135in 2. what is the surface are are of the regular hexagonal pyramid