saaage444 saaage444

13-10-2021
Mathematics

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

Find the length of the third side If necessary round to the nearest tenth 14 21 class=

Respuesta :

Gotenks99 Gotenks99

13-10-2021

15.7

Step-by-step explanation:

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[tex]a {}^{2} + {b}^{2} = {c}^{2} [/tex]

[tex] {a }^{2} + {(14)}^{2} = {(21)}^{2} [/tex]

[tex] {a}^{2} + 196 = 441 \\ {a}^{2} = 245 \\ \\ a = 15.65[/tex]

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