CIRCLES - FINAL PRACTICE

If my diameter is 19 inches, what is my radius?

• 38 inches

• 9.5 inches

• 59.66 inches

• 119.32 inches

Tags

CCSS.7.G.B.4

If my radius is 10ft, what is my diameter?

• 20ft

• 5ft

• 31.4ft

• 62.8ft

Tags

CCSS.7.G.B.4

what is the circumference of this circle ?

• 3.14 * 12

• 37.68 cm

• 24 cm

• 68.4 cm

Find the circumference of this pizza with a radius of 12.5 mm .

• 37.68mm

• 3.14 * 25

• 78.5mm

• none of the above

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

What is the formula for finding the circumstance for a circle with just the radius?

•  2*π*r
• 1/2 b*h
• a+b/2*h
• I do not know

Tags

CCSS.HSG.GMD.A.1

What is the formula for finding the circumstance of a circle with just the diameter?

• π*d

• b*h

• l*w*h

• I do not know

A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's area?

• 3.14 * 9

• 29.55 m²

• 30.36 m²

• 28.26 m²

What is the area of this circle?

• 3.14 * 36

• 15.3

• 124.2

• 113.1

What is the area of this circle?

• 1385.44

• 3.14 * 441

• 5541.77

• 1289.12