Graphic
Curated OER

Bottom Triangle

For Students 9th - 10th
This site explores the area of congruent triangles and how it is a difficult area to understand.
Graphic
Curated OER

New Triangle = 18 Cm Squared Divided by 3=6 Over 8 or 3 Over 4

For Students 9th - 10th
This site explores the area of congruent triangles and how it is a difficult area to understand.
Graphic
Curated OER

Webmath: Find Out Things About a Right Triangle

For Students 9th - 10th
Gives basic info about a right triangle. Also students can substitute values for sides or angles in order to find missing values. The method for solving is then explained.
Graphic
Curated OER

Triangle

For Students Pre-K - 1st
triangle
Graphic
Curated OER

I Coach Math: Acute Triangle

For Students 9th - 10th
This site gives the definition of an acute triangle, along with examples and related terms.