# Chapter 3: Squares and Square Roots Exercise – 3.9

### Question: 1

Using square root table, find the square roots of 7

### Solution:

From the table, we directly find that square root of 7 is 2.646.

### Question: 2

Using square root table, find the square roots of 15

### Question: 3

Using square root table, find the square roots of 74

### Question: 4

Using square root table, find the square roots of 82

### Question: 5

Using square root table, find the square roots of 198

### Question: 6

Using square root table, find the square roots of 540

### Question: 7

Using square root table, find the square roots of 8700

### Question: 8

Using square root table, find the square roots of 3509

### Question: 9

Using square root table, find the square roots of 6929

### Question: 10

Using square root table, find the square roots of 25725

### Question: 11

Using square root table, find the square roots of 1312

### Question: 12

Using square root table, find the square roots of 4192

### Question: 13

Using square root table, find the square roots of 4955

### Question: 14

Using square root table, find the square roots of 99/144

### Question: 15

Using square root table, find the square roots of 57/100

### Question: 16

Using square root table, find the square roots of 101/169

### Question: 17

Using square root table, find the square roots of 13.21

### Question: 18

Using square root table, find the square roots of 21.97

### Question: 19

Using square root table, find the square roots of 1110

### Question: 20

Using square root table, find the square roots of 11.11

### Question: 21

The area of a square field is 325 m2. Find the appropriate length of one side of the field.

### Solution:

The length of one side of the square field will be the square root of 325.

### Question: 22

Find the length of a side of a square, whose area is equal to the area of a rectangle with sides 240 m and 70 m.

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