Helptionary!

To find the area of a triangle, you just need to multiply the base times height and divide by 2.

Since a parallelogram is divisible into 2 equal triangles one-half the area of the parallelogram.

Example: If you have a triangle that is 6 inches long and 4 inches wide, then to find the area of the triangle is: 6 x 2 = 12 square inches

Watch the “How to Find the Area of a Circle” on Youtube:

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To find the area of a triangle, you can also use the calculation using this link:
http://www.aaamath.com/geo78_x6.ht9m