Respuesta :

IsrarAwan
The correct answer is: AB = 3.11

Explanation:
Since

[tex]cos(\theta) = \frac{base}{hypotenuse} [/tex] --- (1)
[tex]\theta[/tex] = 50°
base = 2

And hypotenuse = AB

Plug in the values in (1):
(1) => cos(50°) = 2/AB

=> AB = 2/0.643
=> AB = 3.11

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