Seudónimo Seudónimo
  • 26-04-2021
  • Mathematics
contestada

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

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

Respuesta :

rxlew rxlew
  • 26-04-2021

Answer: 5

Step-by-step explanation:

use formula a^2 + b^2 = c^2

a^2 + 12^2 = 13^2

a^2 + 144 = 169

       - 144   -144

a^2 = 25

sqrt   sqrt

a = sqrt (25)

a = 5

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