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This video explains how to calculate the area of a semicircle given the radius and diameter of the 2D figure.

Area of a Rectangle:

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:

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