The centroid of a triangle with points P 1 (0,0), P 2 (1,1) and P 3 (1,0.5) can be calculated as
x s = (0 + 1 + 1 ) / 3
y s = (0 + 1 + 0.5) / 3
The area can be calculated as
A = | ((0 1 - 1 0) + (1 0.5 - 1 1) + (1 0 - 0 0.5)) / 2 |
Mathematical rules and laws - numbers, areas, volumes, exponents, trigonometric functions and more.
Calculate beam load and supporting forces.
Distance and intermediate position between two point in a cartesian x and y coordinate system.
A body and the center of gravity.
Complex numbers are used in alternating current theory and mechanical vector analysis.
One side of a triangle when the opposite angle and two sides are known.
Calculate the angles in a generic triangle.
Triangles and law of tangents.
Calculate miter saw protractor angles for skirting and decorative mouldings work.
Calculate oblique triangles.
Convert between Cartesian and Polar coordinates.
Verifying square corners.
Radian is the SI unit of angle. Convert between degrees and radians. Calculate angular velocity.
Right angled triangle equations.
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