Area & Circumference of Circles

What is the radius of this circle?

• 18in
• 36in
• 9in
• 8in

Tags

CCSS.7.G.B.4

What is the diameter?

• 8cm
• 16cm
• 10cm
• 4cm

Tags

CCSS.7.G.B.4

The radius of a circle is 6.5 inches.

Find the circumference of the circle.

• 132.7 in

• 40.8 in

• 20.4 in

• 572.3 in

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 50.27 cm²

• 78.23 cm²

• 98.12 cm²

• 201.06 cm²

Tags

CCSS.7.G.B.4

What is the area of a circle with a diameter of 12cm?

• 452.39cm²
• 139.12cm²
• 113.1cm²
• 84.23cm²

Tags

CCSS.7.G.B.4

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

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

Tags

CCSS.7.G.B.4

Find the radius of a circle if the area is 201.1 mi²

• 10 mi
• 8mi
• 20 mi
• 5mi

Tags

CCSS.7.G.B.4

A circular pie has an area of 706.5 cm². What is the RADIUS of the pie? Round to nearest whole number. Don't forget to label.

Tags

CCSS.7.G.B.4

The area of a circle is 12.56 yd². What is the circle's DIAMETER? Round to the nearest whole number.

Tags

CCSS.7.G.B.4

find the area of the circle below.

• 100 cm
• 225 cm
• 9 cm
• 28.26 cm

Tags

CCSS.7.G.B.4