**TOPIC 11: PERIMETERS AND AREAS ~ MATHEMATICS FORM 1**

**TOPIC 11: PERIMETERS AND AREAS ~ MATHEMATICS FORM 1**

**PERIMETERS AND AREAS**

Perimeters of Triangles and Quadrilaterals

Areas of Circle

Calculate areas of circle

Consider a circle of radius r;

**PERIMETERS AND AREAS**

Example 5

Find the areas of the following figures

**Solution**

**PERIMETERS AND AREAS**

Example 6

A circle has a circumference of 30 𝑚. What is its area?

**Solution**

Given circumference, 𝐶 = 30 𝑚

C = 2𝜋𝑟

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