Virtual Nerd: Find the Height of a Triangle if You Know the Area and Base

Use the formula for the area of a triangle to find the height of the triangle. If the problem gives the value of the area and the value of the base, then the height can be found using the formula for the area of a triangle. The...

Use the formula for the area of a trapezoid to find its height. Watch this tutorial to see how it's done. [6:54]

This tutorial will show you how to find the missing side length of a rectangle if you know the perimeter and the other side length. [5:37]

It's easy to find the circumference of a circle if you know the diameter. Just plug in its value into the formula for the circumference of a circle to get the answer. This tutorial shows you how. [3:28]

It's easy to find the circumference of a circle if you know the radius. Just plug the value for the radius into the formula and solve. This tutorial shows you how. [4:18]

This tutorial shows you how to find the length of a rectangle if you're given the width and the area. [3:13]

If you're looking for the measurements of the interior angles of a triangle you can use this tutorial to see how to use a given ratio of the interior angles and the Triangle Sum Theorem to find those missing measurements. [5:39]

Watch this video to discover how to use the formula for the volume of a cylinder to find the height. [4:20]

Use the formula for the circumference of a circle to find the radius. This tutorial shows you how to use that formula and the given value for the circumference to find the radius. [3:43]

Use the Pythagorean Theorem formula to check if this given triangle, with the given lengths of each side, is a right triangle. It's as simple as plugging the given values into the formula and doing the math to see if the solution checks...