2mbrev77re 2mbrev77re

26-02-2021
Mathematics

contestada

6. Find the value of x. *
3
3
45°
Х

Respuesta :

26-02-2021

Answer:

Step-by-step explanation:

Isosceles triangle with legs of length 3 and vertex angle 45°.

X is the side opposite the 45° angle.

sin(45°/2) = x/2 ÷ 3

sin(22.5°) = x/6

x = 6sin(22.5°) ≅ 2.3 units

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