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如图1,在直角梯形ABCD,∠B=90°,DC∥AB,动点P从B点出发,由B--...
如图1,在直角梯形ABCD,∠B=90°,DC∥AB,动点P从B点出发,由B--C--D--A沿边运动,设点P运动的路程为x,△ABP的面积为y,如果关于x的函数y的图象如图2,则△ABC的面积为( )
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A.10
B.16
C.18
D.32
考点分析:
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