The basic formula is: A = 1/2bh where A is area, b is the base of the triangle and h is the height
Using trigonometry, the area of a triangle can also be expressed as:
A = 1/2absinC, where A is the area, a and b are two sides of the triangle, and C is the angle between those sides.
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when you multiply the area of the small triangle by four it equals the area of the large triangle.
A right triangle is easy, simply multiply the two sides and divide by two
A triangle is a two-dimensional shape (flat), so it has area, but not volume. The area of a triangle is half the height times the base. Multiply the height times the length of the triangle's base, then divide by 2.
Area of Equilateral Triangle A= S2 * (Root 3)/4, where A= Area of the triangle S= Side of the triangle.
432180. The legs are 441 and 1960.