Lista de exercícios do ensino médio para impressão

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(FESP - 1991) An equilateral triangle ABC is inscriibed in a circle whose radius is 6 cm length. The triangle is intercepted by a diameter MN of the circle, forming a trapezoid, as shown in the picture below. We can say that the quotient of the triangle ABC area divided by the trapezoid APQC area is:

a)

$\,\dfrac{5}{4}\,$

b)

$\,\dfrac{9}{5}\,$

c)

$\,\dfrac{9}{8}\,$

d)

$\,\dfrac{9}{4}\,$

e)

$\,\dfrac{8}{5}\,$