kaya1566
kaya1566 kaya1566
  • 23-03-2020
  • Mathematics
contestada

I don’t get this can someone explain this

I dont get this can someone explain this class=

Respuesta :

Hrishii
Hrishii Hrishii
  • 23-03-2020

Answer:

15.7 units

Step-by-step explanation:

AB = 6, BC = 3

Therefore by Pythagoras theorem

AC = [tex] \sqrt{45}[/tex]

[tex]perimeter \: of \: \triangle \: ABC \\ = 6 + 3 + \sqrt{45} \\ = 9 + 6.70820393 \\ = 9 + 6.7 \\ = 15.7\: units

[/tex]

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