Rectangles and Triangles

Find the missing side length

• 36mm

• 10mm

• 20mm

• 18mm

The amount of space inside a 2-dimensional shape is called the

• Perimeter

• Volume

• Area

• Length

Find the missing side length of the rectangle

• 4 cm

• 8 cm

• 40 cm

• 256 cm

Find the perimeter of the rectangle

• 24 m

• 10 m

• 20 m

• 12 m

How do you find the area of a triangle?

• Base × height × 2

• Base × height × ½

• Base × height

• Base + height

You want to build a fence to go around your entire rectangular 7 foot by 6 foot garden. How much fencing will you need?

• 42 ft

• 26 ft

• 13 ft

• 20 ft

Find the area of the triangle

• 96 in²

• 120 in²

• 48 in²

• 60 in²

Find the perimeter of the triangle

• 32 in

• 40 in

• 30 in

• 28 in

Find the area of the triangle

Find the area of the triangle

• 63 units²

• 31.5 units²

• 77 units²

• 38.5 units²