Tags » Rhombus

Stop The Madness!

For four of the past five years I have written about March madness at about this time of year.  This year I am going to break the cycle. 327 more words

General Interest

Quadrilaterals: parallelograms (Square, Rectangle and Rhombus)


Unlike trapezoids, which are quadrilaterals with only one pair of opposite sides as parallel, if both the pairs of opposite sides are parallel, the quadrilateral is called a… 139 more words


The Sounds of Silence

What if there were a word composed entirely of silent letters? I’ve never heard of such a word, but that doesn’t mean it doesn’t exist. I didn’t know of the word “qi,” and I still don’t know what it means, but it gets Scrabble players really excited. 151 more words


The Rhombus in Nature

In geometry class back in secondary school, there was one happy day, at least—the day we talked about the rhombus. The rhombus is a parallelogram in which the angles of the opposite sides are equal: diagonals drawn through the center of these angles will intersect each other at right angles in the center of the rhombus (see fig. 347 more words


Pair It! Parrot! Colors and Shapes

Goals of the lesson

Correctly name shapes regardless of their orientations or overall size.

Distinguish between defining attributes (e.g., triangles are closed and three-sided) versus non-defining attributes (e.g., color, orientation, overall size) 9 more words