ENL Area and Circumference of Circles

what is the circumference of this circle ?

• 3.14 cm 
• 37.68 cm
• 24 cm
• 68.4 cm

Find the area of the circle

• 21.98 units²

• 153.86 units²

• 87.82 units²

• 615.44 units²

Find the circumference of a circle with a radius of 12.5 mm .

• 37.68mm
• 18.84mm
• 78.5mm
• none of the above

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

The diagram shows a circle with diameter 12cm. Find the circumference of this circle, correct to 1 decimal place.

• 113.1cm

• 452.4cm

• 37.7cm

• 18.8

The diagram shows a circle with diameter 12cm. Find the area of this circle, correct to 1 decimal place.

• 113.1cm²

• 452.4cm²

• 37.7cm²

• 18.8²

What is the area of this circle?

• 1385.44
• 2142.12
• 5541.77
• 1289.12