Page 1 of 3 Math 9 Assignment 1.2 Name: _____________________ Square roots of rational number perfect squares 1. Write out the following decimal perfect squares – the first two have been done for you. 2 0.1 0.01 = 2 0.2 0.04 = 2 0.3 _______ = 2 0.4 _______ = 2 0.5 _______ = 2 0.6 _______ = 2 0.7 _______ = 2 0.8 _______ = 2 0.9 _______ = 2 0.11 _______ = 2 0.12 _______ = 2 0.13 _______ = 2 0.14 _______ = 2 0.15 _______ = 2 0.16 _______ = 2 0.17 _______ = 2 0.18 _______ = 2 0.19 _______ = 2 0.21 _______ = 2 0.22 _______ = 2 0.23 _______ = 2 0.24 _______ = 2 0.25 _______ = 2. Calculate the value of the following square roots. a. 0.36 b. 0.81 c. 0.01 d. 0.04 e. 0.09 f. 0.49 g. 0.25 h. 0.64 i. 0.16 j. 0.0121 k. 0.0225 l. 0.0324 m. 0.0625 n. 0.0169 3. Complete the following perfect squares – use the pattern established in the first 4 to guide you. 2 5 = __________ 2 0.5 = __________ 2 0.05 = __________ 2 0.005 = __________ 2 0.03 = __________ 2 0.02 = __________ 2 0.07 = __________ 2 0.09 = __________ 2 0.01 = __________ 2 0.004 = __________ 2 0.001 = __________ 2 0.08 = __________ 2 0.06 = __________ 2 0.011 = __________ 2 0.015 = __________ 2 0.0012 = __________ 2 1.1 ___________ = 2 1.3 _______ = 2 2.1 _______ = 2 1.5 _______ = 2 1.6 _______ = 2 2.5 _______ = 2 2.3 _______ = 2 1.9 _______ =