Circles

Is the red line a radius or diameter of the circle?

• Radius
• Diameter

Tags

CCSS.4.G.A.1

What is circumference?

• The distance around a circle.
• The space inside the circle.
• A line from side to side passing through the center.
• A line from the center to the side.

Tags

CCSS.HSG.GMD.A.1

A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's area?

• 31.25 m²
• 29.55 m²
• 30.36 m²
• 28.26 m²

Tags

CCSS.7.G.B.4

Ms. Catall is using a compass to find her way out of the woods. The compass has a radius of 4 centimeters. What is the compass's area?

• 49.2 cm²
• 45.6 cm²
• 50.24 cm²
• 55.9 cm²

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 201.06 square meters

• 50.24 square meters

• 123.12 square meters

• 25.12 square meters

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 62.59 cm²

• 113.1 cm²

• 18.84 cm²

• 28.26 cm²

Tags

CCSS.7.G.B.4

The radius of a circle is ​ (a)   the diameter.

• half
• twice
• triple

Tags

CCSS.7.G.B.4

What is the circumference of this circle ?

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

Tags

CCSS.7.G.B.4

Find the area.

Tags

CCSS.7.G.B.4

If my radius is 10ft, what is my diameter?

• 20ft
• 5ft
• 31.4ft
• 62.8ft

Tags

CCSS.7.G.B.4