noahcds1656 noahcds1656
  • 12-04-2022
  • Mathematics
contestada

Find the length of the third side. If necessary, round to the nearest tenth. 25 20 ​

Respuesta :

princechimezirim096
princechimezirim096 princechimezirim096
  • 13-04-2022

Answer:

15

Step-by-step explanation:

[tex]using \: pythagoras \: theorem \\ let \: the \: unknown \: side = x \\ 25 {}^{2} = x {}^{2} + 20 {}^{2} \\ 625 = x {}^{2} + 400 \\ x {}^{2} = 625 - 400 \\ x {}^{2} { = 225} \\ x = \sqrt{225} \\ x = 15 \\ lenght \: of \: the \: third \: side = 15[/tex]

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