1) Find the square root of 1764 using prime factorization. a) 41 b) 42 2) Find the smallest perfect square divisible by 6, 9, and 15. a) 900 b) 3600 3) Find the length of the hypotenuse if the two shorter sides of a right angled triangle are 9 cm and 12 cm. a) 15 cm b) 16 cm 4) What is the square root of 625? a) 20 b) 25 5) What is the square root of 625? a) 25 b) 35 6) Find the prime factors of 198. a) 2 x 3 x 7 b) 3 x 3 x 11 c) 2 x 3 x 3 x 11 d) 2 x 11 x 9 7) If a right triangle has legs 5 and 12, what is the length of the hypotenuse? a) 13 b) 12 8) The square root of 144 is: a) 10 b) 12 9) Find the largest perfect square less than 500. a) 484 b) 450 10) What is the missing side of a right triangle if one side is 8 cm, hypotenuse is 17 cm? a) 15 cm b) 14 cm 11) Find the product of prime factors of 84. a) 2 x 2 x 3 x 7 b) 2 x 3 x 5 x 7 c) 2 x 2 x 5 x 7 d) 3 x 3 x 2 x 7 12) If the square root of a number is 11, what is the number? a) 121 b) 112 13) In a right angled triangle, if the legs are equal and hypotenuse is In a right angled triangle, if the legs are equal and hypotenuse is 10√2, what is the length of each leg? a) 12 b) 10 14) Which of the following is NOT a perfect square? a) 225 b) 243 c) 289 d) 256, 15) If the side of a square is 18 cm, what is its diagonal length? (Use Pythagoras Theorem) a) 18√2 b) 9√2

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