Q1 of 67 Page 168

Match the numbers in the column A with their squares in column B:

(1) 52 = 5 × 5 = 25


(2) 82 = 8 × 8 = 64


(3) 22 = 2 × 2 = 4


(4) (-6)2 = -6 × -6 = 36


(5) (-22)2 = -22 × -22 = 484


(6) 122 = 12 × 12 = 144



More from this chapter

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2

Find the cube root of the following by looking at the last digit and using estimation.

704959

 3

Find the nearest integer to the cube root of each of the following:

(i) 331776


(ii) 46656


(iii) 373248

 2

The number of perfect squares from 1 to 500 is:

 2

The last digit of a perfect square can never be