launch5 launch5
  • 01-03-2020
  • Mathematics
contestada

Please help click on the picture to see the full thing please explain

Please help click on the picture to see the full thing please explain class=

Respuesta :

jimrgrant1 jimrgrant1
  • 01-03-2020

Answer:

A

Step-by-step explanation:

Consider the right triangle formed by the diagonal

The diagonal is the hypotenuse of the right triangle.

Using Pythagoras' identity to find the diagonal d

The square on the hypotenuse is equal to the sum of the squares on the other 2 sides, that is

d² = 70² + 50² = 4900 + 2500 = 7400 ( take the square root of both sides )

d = [tex]\sqrt{7400}[/tex] ≈ 86 → A

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