Circles HW

What is the radius?

• 18
• 72
• 38
• 14

Tags

CCSS.7.G.B.4

The radius of a circle is

• The measurement from the center of a circle to an edge of the circle.
• The measurement around the circle
• The measurement from and edge of the circle to another edge through the center
• A line perpendicular to the diameter of the circle

Tags

CCSS.HSG.CO.A.1

The diameter of a circle is:

• The measurement around the circle.
• The distance from an edge of a circle to another edge.
• The distance from the center of the circle to an edge of a circle
• The distance from an edge of a circle to another edge through the center. 

Tags

CCSS.HSG.C.A.2

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

• 28 cm
• 43.96 cm
• 87.96 cm
• 7 cm

Tags

CCSS.7.G.B.4

Find the circumference of a circle with a radius of 13.5 mm.

• 37.68mm
• 18.84mm
• 84.78 mm
• none of the above

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

The equation C = πd, is used to find the circumference of a circle given it's diameter. This formula can be rearranged to solve for pi. Which equation is written correctly to solve for pi?

• π = Cd

• π = C ÷ d

• π = d ÷ c

• π = C - d

Tags

CCSS.7.G.B.4

π is equal to circumference divided by _________________.

• radius
• diameter
• area
• itself

Tags

CCSS.6.EE.C.9

CCSS.6.RP.A.1

CCSS.6.RP.A.3

The diameter of a circular pool is 24.8 feet and the circumference is 77.9 feet. What formula would you use to find π?

• C/d
• d/C

Tags

CCSS.7.G.B.4

What is the Circumference of a lid if the diameter
is 7.8 cm?

• 14.3 cm
• 24.5 cm 
• Formula   C = πd

Tags

CCSS.7.G.B.4