rectangles. I drew it as 3 by 3 grid and got 36.
I recalculated it and got 36 this time. It depends on how you pl
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• How? -圆心- ♀ (0 bytes) () 11/30/2012 postreply 10:58:58
• 就是两个长方形overlap 1/2of their size,然后第三个横放它们上面。 -ZhuZhuXia- ♀ (0 bytes) () 11/30/2012 postreply 11:25:00
• 两个长方形overlap 但不要1/2of their size,然后第三个横放它们上面露出两头。是45个. -itistrue- ♀ (0 bytes) () 11/30/2012 postreply 11:39:56