Joy Of Mathematics 8>Chapter 4 - Squares and Square Roots>Revision Time>Q 6

MEDIUM

8th CBSE

IMPORTANT

Earn 100

Find the square root of $5689 .235$ correct up to $3$ decimal places.

50% studentsanswered this correctly

Important Questions on Squares and Square Roots

MEDIUM

8th CBSE

IMPORTANT

Joy Of Mathematics 8>Chapter 4 - Squares and Square Roots>Revision Time>Q 6

Find the square root of $698$ correct up to $3$ decimal places.

MEDIUM

8th CBSE

IMPORTANT

Joy Of Mathematics 8>Chapter 4 - Squares and Square Roots>Revision Time>Q 6

Find the square root of the following correct up to

3

decimal places :

25.65

MEDIUM

8th CBSE

IMPORTANT

Joy Of Mathematics 8>Chapter 4 - Squares and Square Roots>Revision Time>Q 7

Find the least number which must be multiplied to

63368

to make it a perfect square.

MEDIUM

8th CBSE

IMPORTANT

Joy Of Mathematics 8>Chapter 4 - Squares and Square Roots>Revision Time>Q 8

Find the least seven digit number which is a perfect square.

MEDIUM

8th CBSE

IMPORTANT

Joy Of Mathematics 8>Chapter 4 - Squares and Square Roots>Revision Time>Q 9

Find the least number which must be subtracted from

13926

to make it a perfect square.

MEDIUM

8th CBSE

IMPORTANT

Joy Of Mathematics 8>Chapter 4 - Squares and Square Roots>Revision Time>Q 10

The area of a square plot is

2137 .2129 {cm}^{2}

. If the length of one side of the square plot correct to the nearest

mm

is

k mm

, express the value of

k

in the form of decimal.

MEDIUM

8th CBSE

IMPORTANT

Joy Of Mathematics 8>Chapter 4 - Squares and Square Roots>Revision Time>Q 11

The area of a room which is a square in shape is

9 .5481 m^{2} .

If the perimeter of the room is

k m

, find the value of

k

MEDIUM

8th CBSE

IMPORTANT

Joy Of Mathematics 8>Chapter 4 - Squares and Square Roots>Revision Time>Q 12

Find the value of

\sqrt{6.889}

and hence , find the value of

\sqrt{68.89} - \sqrt{0.6889}