Radius and Diameter

What is the radius (r) and diameter (d) of this circle?

• r = 6m

  d = 12m

• r = 12m

  d = 6m

• r = 3m

  d = 6m

• r = 6m

  d = 3m

Tags

CCSS.7.G.B.4

What is the radius (r) and diameter (d) of this circle?

• r = 14 km

  d = 28km

• r = 14km

  d = 7km

• r = 7km

  d = 14km

• r = 28km

  d = 14km

Tags

CCSS.HSG.C.A.2

What is the radius (r) and diameter (d) of this circle?

• r = 18km

  d = 9km

• r = 9km

  d = 18km

• r = 18km

  d = 36km

• r = 36km

  d = 18km

Tags

CCSS.HSG.C.A.2

Which statement about pi (π) is true?

• It is the ratio of the circumference of a circle to its diameter.

• It is the ratio of the radius of a circle to its diameter.

• It is the ratio of the diameter of a circle to its radius.

• It is the ratio of the circumference of a circle to its radius.

Tags

CCSS.7.G.B.4

Does this image give you the radius or the diameter?

• diameter

• radius

Tags

CCSS.HSG.C.A.2

Which is shown?

• diameter

• radius

True or false: The ratio of the circumference to the circle’s diameter is 3.14.

• true

• false

Tags

CCSS.7.G.B.4

What is the radius (r) and diameter (d) of circle F?

• r = 16mm

  d = 8mm

• r = 8mm

  d = 16mm

• r = 32mm

  d = 16mm

• r =16mm

  d = 32mm

Tags

CCSS.HSG.C.A.2

Does this image give you the radius or diameter?

• radius

• diameter

True or false: The circumference of the circle is the distance through a circle

• true

• false

Tags

CCSS.7.G.B.4