2. Write the square root of 45 to:
a) 2 decimal places
b) 2 significant figures

6.71, and 6.7

Step-by-step explanation:

In order to write to two decimal places, we must first calculate the square root of 45.

The square root of 45 is 6.708

Therefore, when we round, we get 6.71

In order to write to two sig figs, we remember that sig figs are the number digits without zeros on the end.

Therefore, all we take is the 6.7

a) 6.71

b) 6.7

step-by-step explanation:

step-by-step explanation:

1. practice, practice & more practice

2. review errors

3. master the key concepts

do not try to memorise the processes.

4. understand your doubts.

5. create a distraction free study environment

6. create a mathematical dictionary

7. apply maths to real world problems.