AMC8 1998
AMC8 1998 · Q4
AMC8 1998 · Q4. It mainly tests Geometry misc.
How many triangles are in this figure? (Some triangles may overlap other triangles.)
这幅图中有多少个三角形？（有些三角形可能与其他三角形重叠。）
(A)
9
9
(B)
8
8
(C)
7
7
(D)
6
6
(E)
5
5
Answer
Correct choice: (E)
正确答案：（E）
Solution
The triangles are $ABE, ACE, BCD, BCE, BDE$.
三角形有 $ABE, ACE, BCD, BCE, BDE$。
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