Use the graph below to determine a rational number with a square root between 4 and 5.
Use the side lengths below to estimate and calculate the area of each square.
5.2 cm
0.027 km
Find out if each of the following rational numbers is a perfect square.
1681
0.1
0.01
145
Evaluate.
361
2209
0.0169
5.76
Calculate.
56, to the nearest tenth
3.7, to the nearest hundredth
0.96 , to the nearest hundredth
0.066 , to the nearest hundredth
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In this section, we will look at how to evaluate a rational number by using square roots. We will also work on questions determining whether a rational number is a perfect square. We will also evaluate the square roots of rational numbers.
