1. Unit #4 Review
6th Grade Pre-Algebra

2. Find the square root of the number.9
10 points

3. 3

4. Find the square root of the number.36
20 points

5. 6

6. Find the square root of the number.64
30 points

7. 8

8. Find the square root of the number.
144
40 points

9. 12

10. Find the square root of the number.
196
50 points

11. 14

12. Word Problem
A square room has an area of 6400 square feet. What are the dimensions of the room in feet?
30 points

13. Dimensions of the room are 80 feet x 80 feet.

14. Simplify the expression.
y2 = points

15. y = 7

16. Simplify the expression.
30 points

17. X = 20

18. Simplify the expression.
50 points

19. Determine whether the triangle shown is a right triangle.
2, 3, 4
20 points

20. No

21. Determine whether the triangle shown is a right triangle.
12, 35, 37
40 points

22. yes

23. Determine whether the triangle shown is a right triangle.
11, 60, 61
50 points

24. yes

25. Find the value of x. (30 points) Classify the triangle by its angle measures. Classify the triangle by its side lengths. x
(x-73) 67

26. x= 93
Obtuse
scalene

27. Tell whether the figure is a polygon. (30 points) If it is, classify it. Tell whether it is convex or concave.

28. Yes, it is a polygon.
A pentagon.
Convex

29. Tell whether the figure is a polygon. (20 points) If it is, classify it. Tell whether it is convex or concave.

30. NO

31. Tell whether the figure is a polygon. (30 points) If it is, classify it. Tell whether it is convex or concave.

32. Yes, it is a polygon.
Dodecagon or 12-gon
Concave

33. Classify the quadrilaterals. Use the specific name. (20 points)
What quadrilateral has exactly one pair of
Parallel sides?

34. trapezoid

35. Classify the quadrilaterals. Use the specific name. (20 points)
Which quadrilateral has four
congruent sides?

36. Use the diagram to name: (40 points) a. two segments b. two raysC B

37. Find the unknown length. (30 points)c 15 36

38. 39

39. Find the unknown length. (50 points)9 b 15

40. 12

41. A TV screen is measured by length diagonally
A TV screen is measured by length diagonally. A 36 inch screen is about 20 inches high. About how wide is the TV round to the nearest inch. 36

42. 30 inches

43. Tell whether the angles are complementary, supplementary, or neither.
Angle 1 = 10 Angle 2 = points

44. neither

45. Tell whether the angles are complementary, supplementary, or neither.
Angle 1 = 108 Angle 2 = points

46. Supplementary

47. Tell whether the angles are complementary, supplementary, or neither.
Angle 1 = 58 Angle 2 = points

48. complementary

49. Find the measures of the numbered angles in the diagram. (50 points)1 2 3 4 5 6 7
70 degrees

50. Angle 1 = 110
Angle 2 = 70
Angle 3 = 110
Angle 4 = 70
Angle 5 = 110
Angle 6 = 70
Angle 7 = 110

51. Find the sum of the interior angles of a convex polygon with the given number of sides.
5 30 points

52. 540

53. Find the sum of the interior angles of a convex polygon with the given number of sides.
4 30 points

54. 360

55. Four exterior angles of a convex pentagon have the following measures
Four exterior angles of a convex pentagon have the following measures. Find the value of the 5th exterior angle. (40 points) x

56. 42

57. The perimeter of a square is 108 inches
The perimeter of a square is 108 inches. Write an solve an equation to find the length of each side. (30 points)

58. 4x = 108 27

59. Find the unknown side lengths
Find the unknown side lengths. Then, classify the triangle by side lengths. (50 points)
(x + 15) x 39

60. X = 63 63 39 78
Acute

61. Why is it important to use the correct symbol for naming things in geometry?
30 points

62. It is important to note the specific
geometric elements.

63. STUDY, STUDY, STUDY!!!