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在学校最近举行的六年级数学阶段目标检测中,有这样一道作图题:如图1是一个4×4的正方形方格图(每个小方格的边长是1厘米),请在图中作一个三角形使它的面积是大正方形面积的13。
In the recent sixth grade mathematics school target detection, there is such a diagram: As shown in Figure 1 is a 4 × 4 square grid chart (each small square side length is 1 cm), please figure Make a triangle so that its area is 13 in a large square.