PPSHS 8E Maths - Circles: Circumference and Area

Determine the correct formula for calculating circumference of a circle.

Determine the correct formula for calculating area of a circle.

Determine the incorrect formula.

Determine the correct formula for calculating the area of a semi-circle.

Determine the correct formula for calculating the area of a quadrant

(quarter of a circle)

Calculate the Area of a circle that has a radius of 1.5cm,

correct to 2 decimal places.

Calculate the Area of a semi-circle that has a radius of 3cm,

correct to 2 decimal places.

Calculate the Area of a quadrant that has a radius of 3cm,

correct to 2 decimal places.

Calculate the Circumference of a semi-circle that has a radius of 3cm,

correct to 2 decimal places.

Calculate the Circumference of a circle that has a radius of 1.5cm,

correct to 2 decimal places.