Circles and Pi

_____________ is the distance around the circle

• circumference

• center

• radius

• diameter

_____________ is twice the radius

• circumference

• center

• radius

• diameter

_____________ is half of the diameter

• circumference

• center

• radius

• diameter

Which best describes line AB?

• chord

• secant

• tangent

• diameter

Find the area, in "in terms of pi" of a circle with a RADIUS of 11 inches.

• 11π inches²
• 22π inches²
• 44π inches²
• 121π inches²

Find the area, in "in terms of pi" of a circle with a RADIUS of 8 inches.

• 8π inches²
• 64π inches²
• 4π inches²
• 16π inches²

Find the area, in "in terms of pi" of a circle with a diameter of 8 inches.

• 8π inches²
• 64π inches²
• 4π inches²
• 16π inches²

 What is the area, in terms of PI, of a circle with a diameter of 10?

A circular table top has a radius of 3 feet. A decorative trim is placed along the outside edge of the table. How long is the trim? Leave in terms of π.

• 6π feet

• 12π feet

• 18π feet

• 25π feet

What is the area of this circle?

• 16π
• 8π
• 4π
• 16π²