Circles Diameter

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

• Radius

• Diameter

What is a straight line that goes through the center of a circle from side to opposite side?

• Diameter

• Circumference

• Radius

• Center

Does this picture show the diameter or radius of a circle?

• Diameter

• Radius

What is the line that goes from the center of a circle to any point on the circle?

• Diameter

• Circumference

• Chord

• Radius

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

• Radius

• Diameter

what is the circumference of this circle ?

• 3.14 cm 

• 37.68 cm

• 24 cm

• 68.4 cm

Tags

CCSS.7.G.B.4

What is the radius if the diameter is 27?

• 135

• 13.5

• 1.35

• I do not know

Tags

CCSS.7.G.B.4

The distance around the outside of a circle is called what?

• Perimeter

• Area

• Circumference

• Diameter

Tags

CCSS.7.G.B.4

What is the formula for the circumference of a circle?

Tags

CCSS.7.G.B.4

A circular swimming pool is 21 feet in diameter.
How many feet around is the pool?

• 10.5 ft

• 42 ft

• 65.94 ft

• 131.95 ft

Tags

CCSS.7.G.B.4