The area of the given parallelogram is approximately
Data given;
- a = 13cm
- b = 21cm
- angle = 79 degrees
The area of a parallelogram is the product of its two sides and the sine of the angle (if given).
So the formula of our parallelogram is
x = angle
Substitute the values and solve.
From the calculation above, the area of the parallelogram is approximately
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