www.khanacademy.org/math/basic-geo/basic-geo-area-and-perimeter/area-triangle/a/area-of-triangle

Intuition for why the **area of a triangle** is one half of base times height.

www.khanacademy.org/math/basic-geo/basic-geo-area-and-perimeter/area-triangle/v/example-finding-area-of-triangle

Any side can be considered the base of the **triangle**. But the height depends on
what you chose. The height of a **triangle** is the perpendicular line dropped onto ...

www.khanacademy.org/math/basic-geo/basic-geo-area-and-perimeter/area-triangle/v/intuition-for-area-of-a-triangle

Understand why the formula for the **area of a triangle** is one half base times
height, which is half of the area of a parallelogram.

www.mathwarehouse.com/geometry/triangles/area/index.php

**Area of a Triangle** tutorial. Pictures, examples and many practice problems on
how to find the **area of a triangle** from its base and its height.

www.mathgoodies.com/lessons/vol1/area_triangle

The **area** of a polygon is the number of square units inside that polygon. **Area** is 2
-dimensional like a carpet or an **area** rug. A **triangle** is a three-sided polygon.

www.mathopenref.com/trianglearea.html

The conventional method of calculating the **area of a triangle** (half base times
altitude) with pointers to other methods and special formula for equilateral ...

virtualnerd.com/act-math/geometry/triangles/triangle-area-formula

Did you know that the formula for the **area of a triangle** can be found by using the
formula for the ... area; triangle; base; height; formula; half of parallelogram ...