87.9k views
0 votes
Help I don't know what numbers to do on the numberlines!!!!!

Help I don't know what numbers to do on the numberlines!!!!!-example-1

1 Answer

3 votes

Answer:

see below

Explanation:

sqrt(77)

8^2 = 64

9^2 = 81

It is closer to 9

We know it is between 8.5 and 9

8.8^2 = 77.44

This is a good approximation

Help I don't know what numbers to do on the numberlines!!!!!-example-1
User Rswayz
by
2.9k points