兩條maths 題

1. In the figure, the area of triangle ABC is 56 cm^2, and is twice the area of the parallelogram CDEF. Find the shaded area.
圖:
http://space.uwants.com/attachments/2007/07/25/711253_200707251851181.jpg

2. In the figure, the triangle is equilateral. If a point inside the circle is randomly selected, find the probability that it lies inside the triangle.
圖:
http://space.uwants.com/attachments/2007/07/25/711253_200707251851182.jpg