1) x 2=49 a) 9 b) 7 c) 23 2) x2=100 a) 20 b) 10 c) 5 3) x2=196 a) 14 b) 13 c) 98 4) x2=289 a) 143 b) 19 c) 17 5) x2=144 a) 12 b) 11 c) 14 6) √64 a) 7 b) 8 c) 9 7) The area of a square is 100 square meters. The side length is _______ meters. a) 5 b) 50 c) 10 8) The area of a square is 169 square feet. The side length is _______ feet. a) 13 b) 36 c) 19 9) √225 a) 25 b) 15 c) 13 10) 2x2=18 a) 9 b) 3 c) 6 11) 4x2=64 a) 4 b) 16 c) 8 12) A square piece of fabric has an area of 121 square inches. What is the length of one side of the fabric? a) 121 b) 12 c) 11 13) The area of a square tile is 25 square centimeters. What is the length of one side of the tile? a) 50 b) 25 c) 5 14) The area of a square painting is 49 square inches. What is the length of one side of the painting? a) 23 b) 7 c) 49 15) A square garden has an area of 81 square meters. What is the length of one side of the garden? a) 41 b) 9 c) 12 16) √50 a) 5√2 b) 2√5 c) 25 17) x2 =256 a) 23 b) 16 c) 13 18) 2y2 = 8 a) 8 b) 4 c) 2 19) y2 = 25 a) 15 b) 5 c) 25 20) 3y2 = 27 a) 3 b) 9 c) 27

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