VCMNA239

Investigate and use square roots of perfect square numbers

 1 In the Square: 4 squared, 8 squared, square root of 36 2 In the Square: 10 squared, 5 squared, square root of 100 3 In the Square: 3 squared, 9 squared, square root of 49 4 Number Detectives: a+b=14, axb=49 5 Number Detectives: a-b=0, axb=9 6 Number Detectives: A number + its square = 30 (2 integers) 7 In the square S/R 49 + S/R 144 + 6sqrd = ? 8 In the square S/R 25 + S/R 81 + 7 sqrd = ? 9 In the square S/R 16 + S/R 100 + 9sqrd = ? 10 In the square: 49+ * +6=57 11 In the square: * +16+15=240 12 In the square: 36+289+ * =87 13 In the square: * + 81+5=47 14 In the square: 64+361+ * =196 15 Squaring up Sq.root of (a + b ) = sq.root (a) + sq.rt (b) T/F 16 Lions Square Up: Click all the square numbers 17 Lions Square Up: Click all the numbers that are not square 18 Square it!: Square 5, 50 19 Square it!: Square 7, 700 20 Square it!: Square 4, 40 21 Square it!: Square 12, 120 22 Square it!: Square 2, 200 23 Square it: Square 12, 1.2 24 Square it: Square 6, 600 25 Square it: Square 13, 1.3 26 Square it: Square 10, 0.1 27 Square it: Square 11, 110 28 Square it: Square 9, 0.9 29 Square it: Square 5, 0.5 30 Square it: Square 8, 0.8 31 Square it: Square 6, 0.6 32 Square it: Square 7, 0.7 33 Number detectives: Square root of 49 34 Number detectives: (Sq root of 16+ sq rt of 25)/3 35 Number detectives: Take the sq. root of 1600 from 10 squared 36 Number detectives: Product of 10 and 7 /sq. root of 49 37 Find the roots 81 and 8100 38 Find the roots 9 and 90 000 39 Find the roots 64 and 6400 40 Find the roots 121 and 1.21 41 Find the roots 25 and 0.25 42 Number detectives: Sum of 2 numbers=13. One number is 9. What is the sq. root of the other number? 43 Number detectives sq. root of 4900 44 Find the roots: Find the square roots of 62500, 0.0625 45 Find the roots: Find the square roots of 3600, 0.0036 46 Find the roots: Find the square roots of 40000, 0.0004 47 Find the roots: Find the square roots of 810000, 0.0081 48 Find the roots: Find the square roots of 160000, 0.0016