How do you find the area of a parallelogram?
2 Answers
The two easiest ways of finding the area of a paralelogram with side lenghts
Explanation:
There are many ways of expressing the area of a parallelogram. Here's a few.
Let us have a parallelogram
We can write
One formula to calculate the area of a triangle is
We can also say
Another way, without the use of trigonometric identities, is in terms of the heights.
Let
Analogously, if
The diagonal of a parallelogram divides it into two congruent triangles, so all the formulas for the area of a triangle apply.