Area and Perimeter Polygons and Circles

The line segment between the center and a point on the circle

• Radius

• Diameter

• Chord

• Tangent

What is the distance around a circle?

• Circumference

• Area

• Diameter

• Radius

Circumference is to circles as _____________________________ is to polygons.

• Area

• Volume

• Perimeter

• Surface Area

Find the area of the shaded region using the formulas.

• (4 x 8) + (3.14 x 1²)

• (3.14 x 1²) - (4 x 8)

• (4 x 8) - (3.14 x 2²)

• (4 x 8) - (3.14 x 1²)

Tags

CCSS.7.G.B.4

You have two circles. Each circle has a diameter of 8. What is the total area of the two circles?

• 50.24

• 100.48

• 200.96

• 401.92

Tags

CCSS.7.G.B.4

You want to put fencing around the edge of a garden. The circular garden has a radius of 6 feet. How long will your fence be?

• 18.84

• 113.04

• 37.68

• 56.52

Tags

CCSS.7.G.B.4

Find the composite area.

• 6.28

• 24

• 40

• 38.28

Find the composite area.

• 72.12

• 146.24

• 96

• 121.12

A circular fountain has a drain in the center. The distance from the drain to the edge of the fountain is 3 feet. What is the approximate circumference of the fountain?

• 6 feet

• 9 feet

• 15 feet

• 18 feet

Tags

CCSS.7.G.B.4

A semicircle opening above the entrance at Six Flags has a diameter of 15 feet.  What is the area of this opening?  Round to the nearest tenth.

• 706.5 square feet

• 47.1 square feet

• 88.3 square feet

• 176.6 square feet

Tags

CCSS.7.G.B.4