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Key Concept 10-1b

Key Concept 10-1b. Key Concept 10-4a. Key Concept 10-5a. 1. Simplify. A. B. C. D. (over Lesson 10-1). 5Min 2-1. 2. Simplify. A. 288 B. 144 C. D. (over Lesson 10-1). A B C D. 5Min 2-2. 3. Simplify . A. B. C. D. 2. (over Lesson 10-1). A B C D. 5Min 2-4. A. B.

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Key Concept 10-1b

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  1. Key Concept 10-1b

  2. Key Concept 10-4a

  3. Key Concept 10-5a

  4. 1. Simplify A. B. C. D. (over Lesson 10-1) 5Min 2-1

  5. 2. Simplify A.288 B.144 C. D. (over Lesson 10-1) • A • B • C • D 5Min 2-2

  6. 3. Simplify A. B. C. D.2 (over Lesson 10-1) • A • B • C • D 5Min 2-4

  7. A. B. C. D. (over Lesson 10-1) 4. The formula for the total surface area of a cube with side s is 6s2. The surface area of a cube is 648 square feet. What is the length of side s? • A • B • C • D 5Min 2-5

  8. 5. Simplify A. B. C. D. (over Lesson 10-2) • A • B • C • D 5Min 3-2

  9. 6. Find A. B. C. D. (over Lesson 10-2) • A • B • C • D 5Min 3-3

  10. 7. Find A. B. C. D. (over Lesson 10-2) • A • B • C • D 5Min 3-4

  11. A.cm2 B.cm2 C.cm2 D.cm2 (over Lesson 10-2) 8. What is the area of the triangle shown? • A • B • C • D 5Min 3-6

  12. 9. Solve (over Lesson 10-3) • A • B • C • D A. 1 B. 2 C. 5 D. no solution 5Min 4-2

  13. 10. Solve (over Lesson 10-3) • A • B • C • D A. 88 B. 74 C. 16 D. no solution 5Min 4-3

  14. (over Lesson 10-3) 11. The square root of the sum of a number and 3 is 15. What is the number? • A • B • C • D A. 12 B. 144 C. 222 D. 228 5Min 4-6

  15. (over Lesson 10-4) 12. Find c if c is the measure of the hypotenuse of a right triangle, a = 5, and b = 9. If necessary, round to the nearest hundredth. • A • B • C • D A. 14.00 B. 10.30 C. 7.48 D. 6.71 5Min 5-3

  16. 13. Find b if c is the measure of the hypotenuse of a right triangle, a = 6, and c = . If necessary, round to the nearest hundredth. (over Lesson 10-4) • A • B • C • D A. 12.45 B. 11.18 C. 10.63 D. 9.11 5Min 5-4

  17. A. yes; 522 > 482 + 222 B. yes; 522 = 482 + 222 C. no; 52 48 + 22 D. no; 522 > 482 + 222 (over Lesson 10-4) 14. A triangular plot of land has sides of 52 feet, 48 feet, and 22 feet. Is the plot of land a right triangle? Explain. • A • B • C • D 5Min 5-5

  18. A.inches B.5inches C. inches D.10 inches (over Lesson 10-4) 15. What is the height of an equilateral triangle whose sides measure 10 inches? • A • B • C • D 5Min 5-6

  19. 16. Find the measure of WX if (over Lesson 10-6) • A • B • C • D A. 5.25 B. 6 C. 16 D. 14 Lesson 6 CYP2

  20. A.13 B.12 C. D. (over Lesson 10-5) 17. Find the distance between the points (–2, –4) and (3, 8). Express answers in simplest radical form and as decimal approximations rounded to the nearest hundredth, if necessary. • A • B • C • D 5Min 6-2

  21. A. B. C. D. (over Lesson 10-5) 18. Find the distance between the points (–5, 0) and (1, –7). Express answers in simplest radical form and as decimal approximations rounded to the nearest hundredth, if necessary. • A • B • C • D 5Min 6-3

  22. (over Lesson 10-5) 19. Point P is located at (2, 3). Which point is a distance of 2 units away from point P? • A • B • C • D A. (3, 0) B. (2, 2) C. (2, 0) D. (0, 3) 5Min 6-6

  23. (over Lesson 10-5) Bonus: Find the possible values of a if (9, –12) and (2, a) are 25 units apart. • A • B • C • D A. –12 or 36 B. –13 or 37 C. –36 or 12 D. –37 or 13 5Min 6-4

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