5 Geometry Tutorials

These Geometry tutorials are written by experienced educators, all of whom also offer private tutoring lessons. Get the Geometry help you need, whether through these tutorials or through private tutoring lessons.

Triangle Inequalities: Can it Make a Triangle?

There are rules that triangles must follow. One of these rules is that the sum of the lengths of any two sides of a triangle is greater than the length of the 3rd side. In other words, whenever you add the length of two sides of a triangle together, it must equal more than the…

Trig Table.

Trigonometry allows us to use ratios that are associated with any angle ABC, so we can calculate a broad range of heights without having to measure them. You will learn about three important ratios for any angle: sine (shortened to sin), cosine (cos) and tangent (tan).

Area of Triangle: Real World Situations

In this tutorial, we’re going to look at a real world solution for finding a missing base or height when given the area of a triangle and either a given base or height.

Finding the Area of a Triangle

In this tutorial, I will be showing you how to find the area of a triangle.

“Impossible” perimeter problem

Seemingly complex, but actually rather simple problem involving perimeter