Area and Circumference review

What does the red line represent?

• The circumference of the circle

• The diameter of the circle

• The radius of the circle

The diameter of a circle is 10 in.

What is its radius?

• 20 in.

• 5 in.

Tags

CCSS.7.G.B.4

Does this circle show the radius or diameter?

• radius

• diameter

What is the radius of this circle?

• 40 cm

• 20 cm

• 10 cm

Tags

CCSS.7.G.B.4

Tags

CCSS.7.G.B.4

What is the circumference of a circle with a diameter of 56 m?

• 175.8 m
• 176.8 m
• 165.8 m
• 186.8 m

Tags

CCSS.7.G.B.4

The radius of a circular clock is 13 centimeters. What is the area?

• 530.66 cm²

• 81.68 cm²

• 40.84 cm²

• 348.99 cm²

Tags

CCSS.7.G.B.4

The largest cookie ever baked measured a radius of 51 feet.  Which of these is the closest to the area of the cookie?  

• 2601 ft²
• 8167 ft²
• 2042 ft²
• 162 ft²

Tags

CCSS.7.G.B.4

Find the Circumference (round to nearest tenth):
radius = 15 yd

• 94.5 yd
• 94 yd
• 47.1 yd
• 94.2 yd

Tags

CCSS.7.G.B.4

Find the Circumference (round to nearest tenth):
diameter = 9 ft

• 28.3 ft
• 27.3 ft

• 28 ft
• 56.5 ft.

Tags

CCSS.7.G.B.4