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ECT itter WRITTEN WORK1 Name: Grade & Section Score Test /. Read the questions carefully and encircle the letter of your answer. ABSOLUTELY NO ERASURES. The square of a number equals five times that number. Find the number? a. 0 or 1 b. 0 or 3 c. 0 or 5 d 0 or 7 2. Find the number if one hundred less than the square of a number equals zero a. -10 or 10 b. -20 or 20 c. -30 or 30 d. -40 or 40 3. Which expression represents the length of the side of the square with an area of 462 + 16b +16 square units? a. (2b + 4) units c. (8b + 4) units b. (4b + 2) units d. (46 + 8) units 4. The difference of the square of a number and 36 is the same as -5 times the number. Find the numbers that satisfy the given condition. a. 4 and -9 b. 6 and -3 c. 8 and 7 d. 12 and -3 5. Six times the square of a number equals eighteen times that number. What is the number? a. 0 or-3 b. 0 or -6 c. 0 or 3 d. 0 or 6 5. The square of a number decreased by 625 is zero. What is the number? 8. 15 b. 35 C. 45 d. 25 7. If the area of the square is 4x2- 8x + 4, what is the length of the side? a. -2x +2 b. -x +2 c, 2x + 2 d. x + 2 8. The product of two consecutive integers is 306. Find the integers? a. -4 and -5 or 4 and 5 C. -12 and -13 or 12 and 13 -9 and -10 or 9 and 10 d. -17 and -18 or 17 and 18 9. The area of the square is numerically equal to five times its perimeter. Find the length of a side of the square? a. 4 b. 10 c. 20 d. 40 10. The area of a square lot is 256 square meters, find the length of one side. a. 14 meters b. 16 meters c. 24 meters d. 26 meters 11. What is the measure of one side of the square if its area is x2 - 22x +121? a. 11 units b. 22 units c. 30 units d. 50 units 12. The area of a rug is 108 square centimetres. The length of the rug is 6 cm less than twice its width. What is the width of the rug? a. 6 cm b. 9 cm c. 12 cm d. 15 cm 13. Suppose that two times the cube of a number equals 8 times the number. Find the number. a. -1 or 0 or 1 b. -2 or 0 or 2 c. -3 or 0 Or 3 d -4 or 0 or 4 14. A rectangular pond has a length of 4 m more than twice its width. Solve for the length and the width if the area of the said pond is 96m?? L = 2m, w = 4m b. L = 24m, w = 2m c. 1 = 16m, w =: 3m d. 1 = 16m, w := 6m 15. The area of the floor of a rectangular room is 84 square feet. The length of the room is 5 feet more than its width. Find the width and length of the room. a. 7 feet and 11 feet 7 feet and 12 feet c. 8 feet and 11 feet d. 8 feet and 12 feet WRITTEN WORK 2 paper. Read each item very carefully. Choose the letter of the correct answer. Write your answers on a separate sheet of 1. . 0 or 2 The square of a number equals nine times that number. Find the number? b. 0 or 3 2. c. 0 or 6 d. 0 or 9 a. (3x + 2) units The area of a square is 4x2 + 12x + 9 square units. Which expression represents the length of the side? b. (2x + 3) units C. (4x + 9) unit 3. d. (4x + 3) units . -3 or 3 b. -7 or 7 Forty nine less than the square of a number equals zero. Find the number? 4 C. -13 or 13 d. 0 or 9 height? The area of triangle is 80 cm2. If the height of the triangle is 6cm less than its base. Find the base and its a. b = 20 cm, h = 16 cm b. b = 10 cm, h = 6 cm C. b = 35 cm, h = 31 cm 5. d. b = 16 cm, h = 10 cm a. 0 or 1 b. 0 or 5 Suppose that four times the square of a number equals 20 times that number. What is the number? 6. c. 0 or 10 If the area of the square is 4x2 - 4X + 1, what is the measure of its side? d. 0 or 20