New: triangleAll contentburnbotkrblurtactifitzzanburnpostgamesr2cornellinstablurtcurationphotographyblurtgermanbeblurtfrankbaconblurtafricablurtlatamjapanblurthispanoblurtindiablurtblockHotTrendingNewDAppssaraah in mysteries • 11 months agoThe Mysteries of the Bermuda TriangleAssalamolaiyakum! The theme of my today post is Secrets of the Bermuda Triangle Today we will throw light on one such scientific mystery which continues to astonish and confound people all over the…justyy in cn • 2 years agoDay 572 - Teaching Kids Programming - Compute the Area of Square in Square (Similar Triangles, Math, Geometry)Day 572 - Teaching Kids Programming - Compute the Area of Square in Square (Similar Triangles, Math, Geometry)cloudblade in cn • 4 years ago数学357数学357 有一栋建筑物 屋顶是个斜坡 其剖面图是90度角的三角形 柱高分别为3米和5米和7米 室内宽度为6米 如图 请问走道宽度和绿地宽度各为多少? 算式 假设 走道宽度为a 绿地宽度为b 算式一 7:3=6+a+b:b 18+3a+3b=7b 3a=4b-18 算式二 5:3=a+b:b 3a+3b=5b 2b=3a 算式三…
