Grade 4 - Progress in Mathematics

Find the perimeter of each. Use a formula.

Use a formula.

14. What is the perimeter of an 15. What is the perimeter of a
    equilateral triangle with a square with a side that is
    side that is 17 in. long? 49 m long?


15. What is the perimeter of a 17. What is the perimeter of a
    rectangle with a length of rectangle with a width of
    72 cm and a width of 14 cm? 122 in. and a length of 15 in.?


16. Write a formula to find the perimeter of a hexagon
    whose sides are all the same length.

18 in.

25 mm

34 ft

20 yd

8 yd

45 cm

62 cm

19 m

26 m

53 mm

37 m

9 2 in.

Use grid paper to draw a square and a rectangle

whose perimeters are:

10. 16 units 11. 24 units 12. 36 units 13. 44 units

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