Circles Review

The diagram shows a circle with radius 8cm. Find the area of this circle, correct to 1 decimal place.

• 201.1cm²

• 50.3cm²

• 804.2cm²

• 25.1cm²

The diagram shows a circle with radius 8cm. Find the circumference of this circle, correct to 1 decimal place.

• 201.1cm

• 50.3cm

• 804.2cm

• 25.1cm

The diagram shows a circle with diamater 16cm. Find the area of this circle, correct to 1 decimal place.

• 201.1cm²

• 50.3cm²

• 804.2cm²

• 25.1cm²

The diagram shows a circle with diameter 16cm. Find the circumference of this circle, correct to 1 decimal place.

• 201.1cm

• 50.3cm

• 804.2cm

• 25.1cm

Find the arc length.  Leave your answer in terms of π.

• 7/4π
• 7/2π
• 1/8π
• 45π

FIND THE ARC LENGTH OF THE BOLDED ARC

• A
• B
• C
• D

FIND THE ARC LENGTH OF THE BOLDED ARC

• A
• B
• C
• D

What is the distance around a circle?

• Circumference
• Area
• Diameter
• Radius

Find the value of x.

• 10
• 181
• 34
• 40

Find x

• 10
• 5
• 18
• 9