Question

what is the square root of 42.25​

Answer 1

Answer:

6.5

Step-by-step explanation:

Square root of 42.25

= √4225/100

Factors of 4225

5 | 4225

5 | 845

13 | 169

13 | 13

| 1

= √4225/100

= √5 x 5 x 13 x 13/10 x 10

= 5 x 13 / 10

= 65/10

= 6.5