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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

High School Mathematics
2.7 Square Root (Factorization Method)

Square root:
If a number is multiplied by itself then the product is said to be square of the number.

Perfect Square:
If a number can be written as the product of two equal factors then the number said to be perfect square.

Example: Find the square root of 144.

  1. Factorize 144.
  2. 144 = 12 x 12
  3. 12 can be written as 4 x 3.
  4. 4 can be written as 2x2.
  5. Hence 144 is 2x2x3x2x2x3.
  6. Therefore the square root of 144 is 2x2x3 = 12
Answer: 12

Direction: Solve the following square root problems using factorization method. Also write at least ten examples of your own.
Q 1: Find the square root of 529.
21
27
23
25

Q 2: Find the square root of 1296.
26
36
28
34

Q 3: Find the square root of 1089.
37
33
39
35

Q 4: Find the square root of 2809.
53
51
59
57

Q 5: Find the square root of 625.
25
23
15
29

Q 6: Find the square root of 484.
28
26
24
22

Question 7: This question is available to subscribers only!

Question 8: This question is available to subscribers only!


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