Formula for Area and Perimeter

A shape has an area of 125 sq in.  The width of the shape is 5 inches.  What is the length?
Formula:  A = l × w

• 25 in.

• 10 in.

• 625 in.

• 21 in.

Find the AREA of this figure.

• 160 square feet

• 160 feet

• 160

• 1600 feet

How do you find the area of a rectangle?

• Length + Length + Length + Length

• Length + Width

• Length x Width

• Width x Width

The distance around an object is called the 

• area

• perimeter

• volume

• hug

True or False?

• True 

• False 

A square has a perimeter of 48 millimeters and an area of 144 square millimeters. What is the measurement of one side? 

• 12 mm

• 8 mm

• 6 mm

• 14 mm

Miss Godines wants to wallpaper one section of her living room wall.  How many square feet of wallpaper would she need for this wall?

• 75 sq ft.

• 96 sq ft.

• 160 sq ft.

• 40 sq ft.

What is the area of a square with a length of 4 cm?

• 16 cm

• 16 square cm

• 8 cm

• 8 square cm 

What is the PERIMETER of this rectangle?

• 22 sq. yd.

• 22

• 22 cm

• 22 yd.

What is the area?

• 5 sq units

• 6 sq units

• 6 units

• none of the above