Find the side of an isosceles triangle if its base is 16 cm and the base angle is 30 degrees.
| December 21, 2020 | education
Let x be the hypotenuse of the triangle or the side, then the height is x / 2, because it is the leg opposite an angle of 30 degrees
By the Pythagorean theorem:
x ^ 2 = 8 ^ 2 + (x / 2) ^ 2 = (16 + x) / 2 side
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