Perimeter of Rectilinear Shapes (Scale)

1. Find the perimeter by calculating the lines that forms the shape. Each line is equal to 1 cm.

• 16 cm

• 15 cm

• 17 cm

• 18 cm

2. Find the perimeter by calculating the lines that forms the shape. Each line is equal to 1 mm.

• 23 mm

• 21 mm

• 22 mm

• 24 mm

3. Find the perimeter by calculating the lines that forms the shape. Each line is equal to 1 dm.

• 19 dm

• 21 dm

• 22 dm

• 20 dm

4. Find the perimeter by calculating the lines that forms the shape. Each line is equal to 1 m.

• 21 m

• 19 m

• 20 m

• 22 m

5. Find the perimeter by calculating the lines that forms the shape. Each line is equal to 1 in.

• 16 in

• 15 in

• 17 in

• 14 in

6. Find the perimeter by calculating the lines that forms the shape. Each line is equal to 0.5 yd.

• 12 yd

• 16 yd

• 8 yd

• 6 yd

7. Find the perimeter by calculating the lines that forms the shape. Each line is equal to 2 in.

• 26 in

• 28 in

• 24 in

• 30 in

8. Find the perimeter by calculating the lines that forms the shape. Each line is equal to 3 m.

• 66 m

• 69 m

• 72 m

• 75 m

9. Find the perimeter by calculating the lines that forms the shape. Each line is equal to 5 mm.

• 90 mm

• 95 mm

• 105 mm

• 100 mm

10. Find the perimeter by calculating the lines that forms the shape. Each line is equal to 2 cm.

• 36 cm

• 48 cm

• 40 cm

• 44 cm