Tags » Rhombus

Reading the Comics, November 26, 2016: What is Pre-Algebra Edition

Here I’m just closing out last week’s mathematically-themed comics. The new week seems to be bringing some more in at a good pace, too. Should have stuff to talk about come Sunday. 829 more words


Count the Cats - Expanded Edition

I hope you already did your counting, because I can’t help but spoil it with my delight at achieving this: I got ALL the cats in one photo!  48 more words



Shapes (It is fun to teach shapes in December.)

Help children recognize the shapes “square, triangle, rhombus” and give them exposure to the written shape words. 271 more words


3D Wall Panels

Interieur Biennial Kortrjik 2016

Orac are represented at this high end interior design fair on numerous stands.

Here we feature our new 3D wall panels. 82 more words

Orac Decor

The Quadrilateral Squad

The Quad Squad

To this point we have meet many foes of the Math Heroes and today we are lucky to meet a group of quadrilateral heroes. 316 more words

A Rhombic Cage

This cage is made of 36 identical rhombi, and has six openings. I made it with Stella 4d, a program available at this website.


Class 8: Chapter 31 – Quadrilaterals (Lecture Notes II)

Types of Quadrilaterals

Definition: Parallelogram is a quadrilateral where both pairs of the opposite sides are parallel to each other.

In the figure shown, AB || DC and AD || BC. 439 more words