The area of a triangle using the side and two adjacent angle online calculator


Online calculator which will help you to find the area of a triangle using the side (a) and two adjacent angle (α), (β).
If you are aware of one side of a triangle and two adjacent to the angle, the area of this triangle is calculated as half the square of the side multiplied by a fraction, the numerator of which is the product of the sines of the adjacent corners, and the denominator of the sine of the opposite angle.

a:
α:
β:

Result:

Нахождение площади треугольника через сторону и два прилежащих угла.