[計量] pp2-ps-Q28
What is the greatest possible area of a triangular region with one vertex at
the center of a circle of radius 1 and the other two vertices on the circle?
(A) 3^(1/2)/4
(B) 1/2
(C) pi/4
(D) 1
(E) 2^(1/2)
請問一下這題的意思是說三角形一點在圓心,另外兩點在圓上嗎?
要怎麼算呢?
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