1 Answer

JBaruch · Answer 1 · 2023-08-02T19:08:20+0000

Answer:
$√(18) \approx 4.2$ , see attached for graph

Explanation:

The perfect square roots surrounding
√(18x) are
√(16) =4 and
√(25) =5 . This is why the number line given is between 4 and 5.

4.3 * 4.3 = 18.49, so that is too big.

4.1 * 4.1 = 16.81, so that is too small.

$√(18) \approx 4.2$

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