The white triangle on clothes labels can take four ... It tells you, at a glance, if the item can be dry-cleaned. A circle with no line through it is fine to dry clean, but a circle with two ...

One was a kite inside a circle that looked like this ... We can now imagine a right triangle formed by two of the rectangle’s sides and its diagonal — call the length of the long side of ...

And the asterism is part of an even larger asterism known as the the Winter Circle (or ... all in a straight line in early April. Unlike asterisms, the so-called Mars Triangle is temporary and ...