Question

pls ans me spam will be deleted need step by step explanation​

Answer 1

Answer:

$\bigstar$ Choose the Correct Options :

a. The square root of 156.25 is _______

$\implies$ ii) 12.5

b. The square root of 176.89 is _______

$\implies$ iii) 13.3

c. The square root of 246.49 is ________

$\implies$ iv) 15.7

d. The square root of 35 correct to two decimal places is ______

$\implies$ i) 5.91

e. The square root of 0.000049 is _____

$\implies$ ii) 0.007

[ Note : Please refer the attachment for the long division method. ]

EXTRA INFORMATION :-

● 1² = 1 × 1 = 1

● 2² = 2 × 2 = 4

● 3² = 3 × 3 = 9

● 4² = 4 × 4 = 16

● 5² = 5 × 5 = 25

● 6² = 6 × 6 = 36

● 7² = 7 × 7 = 49

● 8² = 8 × 8 = 64

● 9² = 9 × 9 = 81

● 10² = 10 × 10 = 100

Answer 2

Given:

Choose the Correct Options :

a. The square root of 156.25 is _______

• ii) 12.5

b. The square root of 176.89 is _______

• iii) 13.3

c. The square root of 246.49 is ________

• iv) 15.7

d. The square root of 35 correct to two decimal places is ______

• i) 5.91

e. The square root of 0.000049 is _____

• ii) 0.007

Note :

• Kindly refer to the attachment for the long division method and proper explanation.

Explore more:

To find the square roots of rational numbers which are in decimal form, the following steps should be followed

Step 1:

• Put bars on the integral parts.

Step 2:

• In the decimal part, place the bar making pair of digits starting from the first decimal place. Affix a zero on the extreme right of the decimal part to make it even, if necessary.

Step 3:

• Find the square root by division method and put the decimal point in the square root before bringing down the pair from decimal part of the number.