Topic 8

The _____ is the distance from the center to any point on the circle.

• diameter
• radius
• π
• center

The distance across a circle through its center is called the _____.

• diameter
• radius
• π
• center

If you are given the diameter, how can you find the radius?

• Multiply the diameter by 2
• Divide the diameter by 2
• Add 2 to the diameter
• Subtract 2 from the diameter

Tags

CCSS.7.G.B.4

find the diameter of the circle

• 14 m

• 7 m

• 3.5 m

Tags

CCSS.7.G.B.4

Find the radius of the circle

• 20 ft

• 10 ft

• 5.5 ft

Tags

CCSS.7.G.B.4

What is the correct formula for the Area of a Circle? 

• A= π x d

• A = π x d²

• A= π x r²

Tags

CCSS.7.G.B.4

This crop circle has a diameter of 118 ft. What is the approximate area of the crop circle?

• 370.5 ft²

• 43,721.4 ft²

• 10,930.34 ft²

• 185.26 ft²

Tags

CCSS.7.G.B.4

What is the area?

• 12 cm²
• 14
• 14 cm²
• 24 cm²

Tags

CCSS.6.G.A.1

Find the AREA of this figure.

• 160 square feet
• 161 feet
• 106
• 1600 feet

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Find the Area of this figure.

• 2 in²
• 45in

• 32 in²

Tags

CCSS.6.G.A.1