Area of an Equilateral Triangle

This geometry video tutorial explains how to calculate the area of an equilateral triangle as well as how to derive the formula.

Area of a Rectangle: https://www.youtube.com/watch?v=M8JdRHeQBW8

Area and Perimeter:

Area of a Square:

Area of a Triangle:

Calculating The Height of a Triangle:

Area of a Trapezoid:

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Area of a Parallelogram:

Area of a Rhombus:

Area Between Two Squares:

Area – Rectangles, Triangles, & Circles:

Area & Perimeter of Irregular Shapes:

How To Calculate Square Footage:

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Area of a Kite:

Area of an Equilateral Triangle:

Area of Regular Polygons:

Area – Hard Math Problem:

Area – Shaded Region:

Circles – Area, Circumference, Radius:

Final Exams and Video Playlists:
https://www.video-tutor.net/