Choosing Circumference or Area

Ms. Catall is using a compass to find her way out of the woods. The compass has a radius of 4 centimeters. What is the compass's area?

• 49.2 cm²

• 45.6 cm²

• 50.24 cm²

• 55.9 cm²

Tags

CCSS.7.G.B.4

What is the formula for area of a circle?

• C=πd

• C=πd²

• A=πr²

• A= C/d

Tags

CCSS.7.G.B.4

What is the name for the distance around a circle?

• Diameter

• Radius

• Circumference

• Chord

• Area of a Circle
• Circumference of a Circle
• Area of a Trapezoid
• Area of a Triangle

Tags

CCSS.7.G.B.4

Finding the length of a fence around a circular yard.

• Circumference

• Area

The length of metal around the edge of a trampoline

• Circumference

• Area

The amount of metal on the top of a round jar lid

• Circumference

• Area

The amount of space on the top of a round drum

• Circumference

• Area

The length of plastic around the edge of a spinning wheel

• Circumference

• Area

How "long" the outside of a circular stone is

• Circumference

• Area