Draw line AB, CD. It can be seen that triangle AEP is divided into 5 equal pieces. Shaded area = area(AEP)*4/5=9*4/5=36/5
Draw line AB, CD. It can be seen that triangle AEP is divided into 5 equal pieces. Shaded area = area(AEP)*4/5=9*4/5=36/5
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这个好,也没有超纲:)
-万斤油-
♂
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01/13/2024 postreply
19:41:25
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