返回列表 回復 發帖
see answer thanks
76kttukgkgh,jhngh
got answer?
堆砌问题,大三角的斜边不在一条直线上
gggggggggggggggggggggggg
谢谢分享。。
提示: 作者被禁止或刪除 內容自動屏蔽
Even they are the same areas but they are not the same shape; the diagonal lines in both shapes are not straight lines. The slopes are 2/5 and 3/8 for dark green and red areas accordingly.: N9 L% G# t% r8 v0 q6 j' o
On the other hand, if you imagine to fill the missing part to make it as a rectangle; the missing area of the top shape is 33 blocks = (5 * 2 / 2 = 5) + (8 * 3 / 2 = 12) + (8 * 2 = 16) # ?# L- ^% R1 J+ \2 l4 @$ s
But for the missing areas of the bottom shape is 32 blocks = (5 * 2 / 2 = 5) + (8 * 3 / 2 = 12) + (5 * 3 = 15)
Even they are the same areas but they are not the same shape; the diagonal lines in both shapes are not straight lines. The slopes are 2/5 and 3/8 for dark green and red areas accordingly.4 B7 e( G) z9 ]; a$ x5 z" g
On the other hand, if you imagine to fill the missing part to make it as a rectangle; the missing area of the top shape is 33 blocks = (5 * 2 / 2 = 5) + (8 * 3 / 2 = 12) + (8 * 2 = 16)
8 g: x$ Y4 }9 Q8 D3 M0 I$ [) iBut for the missing areas of the bottom shape is 32 blocks = (5 * 2 / 2 = 5) + (8 * 3 / 2 = 12) + (5 * 3 = 15)
interesting
下面的图里     红色的 面积小了
不知道, 有沒有答案呀!!!
SEE see
。。。想不通
thanks
返回列表