Mathematics geometry

✅ EDUCATIONAL REFERENCE CHART: This handy poster shows 9 basic angles in geometry (acute, right, obtuse, straight, reflex, adjacent, complementary, supplementary and vertical) with definitions and illustrations for each. It also has a handy sidebar that tells the definitions of an angle, parts of an angle, and degrees. ✅ A MUST HAVE: Our educational math anchor chart is a must have for any middle or high school geometry class. It's a great resource for homeschooling too! ✅ EXCELLENT QUALITY…

Explore our directory of Geometry tutorial videos and get ready for your test using our exam review tips. Start preparing today!

“Philosophy [nature] is written in that great book which ever is before our eyes — I mean the universe — but we cannot understand it if we do not first learn the language and grasp the symbols in which it is written. The book is written in mathematical language, and the symbols are triangles, circles […]

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How to find the area of regular and irregular polygons with formula

For children who find math a bit of a struggle, geometry lessons can be a pleasant alternative to number work and calculating. By adorning your classroom with our bright and colorful geometry vocabulary posters, you have a whole-class visual aid. With our posters as a learning scaffold, you can discuss the concepts of shape and perpendicular and parallel lines while ensuring that your children understand key geometry terms.

These pictures, drawn by a harmonograph, may better be described as pictures of music. A harmonograph is a mechanical device that uses pen...