Question

What is the area of this triangle?

A^3
?
ft
fť
9 ft
2 ft
A = 18 ft2
2 ft
A^3
2 ft
5 ft
A^2= 10 ft2
2 ft

Answer 1

To find the area of a triangle, multiply the base by the height, and then divide by 2. The division by 2 comes from the fact that a parallelogram can be divided into 2 triangles. For example, in the diagram to the left, the area of each triangle is equal to one-half the area of the parallelogram.

Explanation:

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