Area and Perimeter of Triangles and Polygons

The area of a rectangle is 15 square inches. If the length of the rectangle is 3 inches, what is its width?

• 15x3=45 inches
• 15+3=18 inches
• 15-3=12 inches
• 15/3=5 inches

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

A square has a perimeter of 12 centimeters. What is the length of each side?

• 12/4=3 cm
• 12/3=4 cm
• 12+4=16 cm
• 12/2=6 cm

Tags

CCSS.4.MD.A.3

The area of a rectangular painting is 20 square inches. If the width of the painting is 5 inches, how tall is the painting?

• 20/2=10 inches
• 20+5=25 inches
• 20/5=4 inches
• 20-5=15 inches

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Ray used a 10-foot-long fence to protect a rectangular area of newly planted grass. If the fenced-off area is 2 feet wide, how long is the area?

• 2 feet
• 3 feet
• 5 feet
• 10 feet

Tags

CCSS.4.MD.A.3

Delaney is building a rectangular pen for her horse. She wants the pen to be 4 feet wide and 10 feet long. What is the perimeter of the garden?

• 10-4=6 feet
• 10x4=40 square feet
• 10+4=14 feet
• 10+10+4+4=28 feet

Tags

CCSS.4.MD.A.3

What is the area?

• 12 cm²
• 14
• 14 cm²
• 24 cm²

Tags

CCSS.6.G.A.1

What is the area of the triangle shown?

• 44.4 mm²
• 8.5 mm²
• 8.88 mm²
• 17.76 mm²

Tags

CCSS.6.G.A.1

Penny's garden has a fountain in the middle that has a base of 5 in. and the height is 9 in. The garden around it has a base of 16 in. and the height is 5 in. What is the area of the garden? 

• 80in
• 35in²
• 35cm²
• 80in²

Find the area of the triangle

• 15.275 ft²

• 21.15 ft²

• 29.25 ft²

• 42.3 ft²

Tags

CCSS.6.G.A.1

Find the perimeter of the triangle.

• 21.15 f

• 20.2 ft

• 26.7 ft

• 22 ft

Tags

CCSS.3.MD.D.8