△十△=口十口十口十口 △十△=○十○十○

△十口十口十○十○=400
2025-02-25 15:27:50
推荐回答(1个)
回答1:

△=2□
□=1/2△
○=2/3△
△+1/2△+1/2△+2/3△+2/3△=400
10/3△=400
△=120
□=1/2△=120×1/2=60
○=2/3△=120×2/3=80