请问这题 应该怎么算面积啊?The vertices of a rectangle are A(-2,5),B(2,5),C(2,-1) and D(-2,1) respectively.

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请问这题 应该怎么算面积啊?
The vertices of a rectangle are A(-2,5),B(2,5),C(2,-1) and D(-2,1) respectively.

you have marked the 4 points
|AB| = 4, |BC| = 6
so the area = 24