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标题: GWD 21 22 [打印本页]

作者: poorleafs    时间: 2005-11-16 13:04     标题: GWD 21 22

In triangle ABC, point X is the midpoint of side AC and point Y is the midpoint of side BC. If point R is the midpoint of line segment XC and if point S is the midpoint of line segment YC, what is the area of triangle region RCS

(1) the area of triangular region ABX is 32

(2) the length of one of the altitudes of triangle ABC is 8


作者: pipa66    时间: 2005-11-16 18:42

我觉得答案应该是A(1满足,2不满足)




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