# Squares and Square Roots – Class 8 /Maths

**Chapter 6 of CBSE/NCERT Maths is about squares and square roots. Here in this lesson you can find out practice problems for this chapter.**

**CBSE CLASS 8 MATHEMATICSSquares and Square Roots – Chapter 6/ WorksheetsFill in the blanks:**

- A perfect square number between 60 and 70 is ——————-
- If a number has 2 or 8 in the ones place then their square ends in ———–
- The number of zeroes in the square of 40 is ———-
- The square root of 196 is ————-
- The number of perfect squares between the squares of the numbers 12 and 13 is ———————
**Answer the following:** - What will be the one’s digit in the square of the following numbers?

a) 1234

b) 9106 - The square of which of the following numbers would be an odd number/an even number?

a) 727

b) 158

c) 269

d) 1980 - Without calculating the square roots, find the number of digits in the square root of the following numbers?

a) 25600

b) 100000000 - What will be the number of zeros in the square of the following numbers?

a) 60

b) 400 - Is 90 a perfect square?

**ANSWERS:**

- 64
- 4
- 2
- 14
- 24
- a) 6

b) 6

Because when a square number ends in 6, the number whose square it is, will have either 4 or 6 in unit’s place. - a) Odd number

b) Even number

c) Odd number

d) Even number - a) 3

b) 5 - a) 2

b) 4 - We have 90 = 2 x 3 x 3 x 5

The prime factors 2 and 5 do not occur in pairs. Therefore, 90 is not a perfect square.