Question

Find the length of the third side. If necessary, round to the nearest tenth. 14 21

Answer 1

15.7

Step-by-step explanation:

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$a {}^{2} + {b}^{2} = {c}^{2}$

${a }^{2} + {(14)}^{2} = {(21)}^{2}$

${a}^{2} + 196 = 441 \\ {a}^{2} = 245 \\ \\ a = 15.65$

Answer 2

The answer in decimal format is 15.7
Or 7 radical 5