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Basic Geometry

Basic Geometry

Area of Irregular Shapes Exercises

Example 1

Find the area of this shape:

u - shaped irregular figure

Example 2

The radius of the circle is 4 cm. Find the area of the yellow section without the equilateral triangle.

circle with an inscrived triangle

Example 3


A square garden 10 feet long needs to be surrounded by a walk 2 feet wide on only three of its sides. What is the area of the walk?

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