“Use a two dimensional representation of the prism is necessary to find the area of the entire surface of prism” please help!

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?

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Given the net of the rectangular prism, what is its surface area?