iiiamuhhlicia1 iiiamuhhlicia1
  • 25-04-2021
  • Mathematics
contestada

Find the length of the third side. If necessary, round to the nearest
tenth.
20
28

Find the length of the third side If necessary round to the nearest tenth 20 28 class=

Respuesta :

fnej
fnej fnej
  • 25-04-2021

Answer:

19.6

Step-by-step explanation:

missing side = a

a² + b² = c²

a² + 20² = 28²

a² + 400 = 784

a² = 384

[tex]\sqrt{a^2} =\sqrt{384}[/tex]

a = 19.59

Rounded to nearest tenth: 19.6

Answer Link
sydneymg
sydneymg sydneymg
  • 25-04-2021

Answer:

34.4

Step-by-step explanation:

Here, we need to do 28·28 + 20·20

Then, we get 1,184 when we do that, then we square, which gives us 34.4

Answer Link

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