1



1. You have two strings, one three inches long and the other three feet long. Which would be better to use in estimating the perimeter of your bedroom floor at home? Explain why.

2. What empirical/customary unit would you use to estimate?

A permanent marker is about 8 _____ long.

3. Estimate the area of the figure. Each square represents one unit.

Find the area of each figure

4.

5. Parallelogram: [pic]

6.

7. Trapezoid: [pic]

8.

9. Juanita plans to paint a bedroom wall that is shaped like a trapezoid. The bottom edge of the wall is 17 feet long, and the top edge of the wall is 15 feet long. If the wall is 7 feet tall, what is the area of the wall?

10. Find the area of the irregular figure.

11. Use[pic]to estimate the circumference of the circle.

12. The diameter of a hat is 8 inches. Find the circumference.[pic]

Use[pic]to estimate the area of the circle.

13.

14. [pic]

Find the square root.

15. [pic] 16. [pic] 17. [pic]

18. Estimate the value of the square root. (use inequality signs) [pic]

19. Find the length of the side of a square with the given area. 100 [pic]

20. Suzanne wants to put a fence around her square garden. If the garden covers an area of[pic]how many feet of fencing does she need?

Identify all the sets to which the number belongs. Choose from rational number, irrational number, whole number, and integer.

21. [pic] 22. [pic] 23. [pic]

24. 3.1214122144 . . . 25. [pic]

Find the missing length. Round to the nearest tenth, if necessary.

26. 27.

28. What is the area of a right triangle with a hypotenuse of 30 cm and one leg of 18 cm?

Name the figure.

29 30.

31. Which figure below is not a prism?

[A] [B]

[C] [D]

32. Which three-dimensional figure will this net make?

[pic]

[A] [B]

[C] [D]

33. Draw a net for the figure.

Use the net to find the surface area of the prism.

34.

35. Use the net to find the surface area of the prism.

36. Find the surface area of the prism.

37. Find the surface area of the cylinder to the nearest square unit.[pic].

38. Find the volume of the rectangular prism.

[pic]

39. Find the volume of the cylinder.[pic]

Reference: [8.1.1.2]

[1] The three-foot string would be better because it would require fewer string placements to measure the perimeter.

Reference: [8.1.1.7]

[2] inches

Reference: [8.1.2.11]

[3] [A]

Reference: [8.2.1.17]

[4] 9 cm[pic]

Reference: [8.2.1.19]

[5] [pic]

Reference: [8.2.2.22]

[6] 220 ft[pic]

Reference: [8.3.1.30]

[7] [pic]

Reference: [8.3.1.31]

[8] 45 dm[pic]

Reference: [8.3.1.33]

[9] [pic]

Reference: [8.3.2.35]

[10] [pic]

Reference: [8.4.1.40]

[11] 14.758 cm

Reference: [8.4.1.41]

[12] 25.12 in.

Reference: [8.4.2.44]

[13] [pic]

Reference: [8.4.2.46]

[14] [pic]

Reference: [8.5.1.47]

[15] [D]

Reference: [8.5.1.47]

[16] [C]

Reference: [8.5.1.47]

[17] [C]

Reference: [8.5.1.49]

[18] 9

Reference: [8.5.1.50]

[19] 10 m

Reference: [8.5.1.51]

[20] [B]

Reference: [8.5.2.53]

[21] irrational number

Reference: [8.5.2.53]

[22] rational number, whole number, integer

Reference: [8.5.2.54]

[23] rational number

Reference: [8.5.2.55]

[24] [D]

Reference: [8.5.2.56]

[25] [D]

Reference: [8.6.1.59]

[26] [B]

Reference: [8.6.1.59]

[27] [A]

Reference: [8.6.1.66]

[28] 216 cm[pic]

Reference: [8.7.1.69]

[29] triangular pyramid

Reference: [8.7.1.70]

[30] cube

Reference: [8.7.1.72]

[31] [D]

Reference: [8.8.1.78]

[32] [A]

Reference: [8.8.1.79]

[33] Answers may vary. Sample answer:

[pic]

Reference: [8.8.2.80]

[34] [D]

Reference: [8.8.2.81]

[35] [pic]

Reference: [8.8.2.82]

[36] [pic]

Reference: [8.8.2.84]

[37] 535 m[pic]

Reference: [8.9.1.87]

[38] [A]

Reference: [8.9.1.89]

[39] 6 cm

Reference: [8.9.1.92]

[40] [D]

Reference: [8.9.2.94]

[41] [B]

Reference: [8.9.2.95]

[42] [pic]

Reference: [8.10.1.100]

[43] [A]

Reference: [8.10.1.101]

[44] [B]

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Name: _________________________________________ Date: ___________________ Period: __________

Ms. McDowell Chapter 8 Practice Test 7th Grade Math

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