取一副三角板按图�拼接固定三角板将三角板绕点依顺时针方�旋转一个大小为的角得到如图所示. 试问1当为多�度时能使得图�中 2 Template




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Try and sketch some of theseToes, Nook, Cannery, Belly dancer, Lobby, Refrigerator, Dessert cart, Overalls, Claim, Restaurant, view more ideas


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tomski取一副三角板按图�拼接固定三角板将三角板绕点依顺时针方�旋转一个大小为的角得到如图所示. 试问1当为多�度时能使得图�中 2 coloring