Area of a Circle

Year 10 Interactive Maths - Second Edition

Area of a Circle

Recall that:
A circle with radius r units has an area of A square units given by the formula
Example 19 Find the area of a circle whose diameter is 17 cm. Solution:

Example 20 Solution:

Study Another Topic in Chapter 14: Measurement

[ Pythagoras' Theorem ] [ Perimeter ] [ Problem Solving ] [ Area ] [ Area of a Parallelogram ] [ Area of a Rhombus ] [ Area of a Trapezium ] [ Area of a Circle ] [ Area of a Composite Figure ] [ Problem Solving ] [ Surface Areas ] [ Total Surface Area of a Cuboid ] [ Curved Surface Area of a Cylinder ] [ Total Surface Area of a Cylinder ] [ Total Surface Area of a Pyramid ] [ Total Surface Area of a Cone ] [ Surface Area of a Sphere ] [ Volume ] [ Volume of a Cuboid ] [ Volume of a Cylinder ] [ Volume of a Triangular Prism ] [ Capacity ] [ Volume of a Pyramid ] [ Volume of a Cone ] [ Volume of a Sphere ] [ Problem Solving ] [ Problem Solving Unit ] [ Projects ] [ Symbols ] [ Index ]

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