506.25 is close to 500 I square
I knew t
30
21
8
Practising and Applying
1. Draw a diagram to show each.
a) The square root of 49 is 7.
b) The square root of 56 is between
7 and 8.
2. What is each square root?
a) V81 b) V100 c) V64
d) 121
3. What whole number is nearest to
each square root?
a) 22 b) 40 c) V105 d) 139
4. Tshering claims that if she triples
the side length of a square (s), the area
of the square will also be tripled.
Do you agree? Explain your thinking.​