Area and circumference

This is a picture of ___________.

• Chord
• Diameter
• Radius
• Inscribed Angle

Tags

CCSS.HSG.C.A.2

This is a picture of ___________.

• Chord
• Diameter
• Radius
• Inscribed Angle

Tags

CCSS.HSG.C.A.2

What is the radius of this circle?

• 18
• 10
• 9
• 8

Tags

CCSS.7.G.B.4

find the circumference of the circle below.

• 100 cm

• 6 cm

• 9 cm

• 18.84 cm

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

• Radius
• Diameter

Tags

CCSS.HSG.C.A.2

If the diameter of a circle is 50 yards, the radius is _____

• 100 yards
• 25 yards
• 150 yards
• 15 yards

Tags

CCSS.7.G.B.4

What is the circumference of a circle with a radius of 21 cm?

• 131.88 cm

• 21 cm

• 42 cm²

• 42 cm

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

• Diameter
• Radius

Tags

CCSS.7.G.B.4

What is the formula for circumference of a circle given the diameter?

• C = pi x r
• C = pi x 2r
• C = pi x D
• C = pi x 2D

Tags

CCSS.7.G.B.4

Steven purchases a bowl. The diameter of the bowl is 14 cm. What is the circumference of the bowl?

• 28 cm
• 43.98 cm
• 87.96 cm
• 7 cm

Tags

CCSS.7.G.B.4