Area, Perimeter, Circumference

Find the perimeter of the rectangle.

• 38 cm.

• 19 cm.

• 84 cm.

• 42 cm.

Find the perimeter of the triangle.

• 120 ft.

• 32 ft.

• 40 ft.

• 20 ft.

What is the formula to find circumference?

•  $c=2\pi r$  

•  $c=\pi r$  

•  $c=2\pi d$  

Find the circumference. Round to the nearest tenth.

• 18.8 cm.

• 75.4 cm.

• 37.7 cm.

• not enough information

Find the AREA of this figure.

• $160\ ft.^2$

• 160 ft.

• $80\ ft.\ ^2$

• 1600 feet

Find the area of the circle

• 43.96
• 153.86
• 87.82
• 307.72

Find the perimeter of the figure.

• 10 ft
• 14 ft
• 20 ft
• 18 ft

• Area of a rectangle

• Area of a triangle

• Area of a circle

• Area of a rectangle

• Area of a triangle

• Area of a circle

• Area of a rectangle

• Area of a triangle

• Area of a circle