What is the surface area of the rectangular prism that has side lengths 4cm,5cm,8cm

Aright cylinder has a diameter of 8 m and a height of 6m. what is the volume of the cylinder

A50-foot ladder is leaning against a vertical wall. if the base of the ladder is 45 feet from the base of the wall, find the angle the bottling of the ladder makes with the ground.

Julie multiplies 6.27 by 7 and claims the product is 438.9 .explain without multiplying how you know juliesanswer is not correct.find the correct answer