# CoG center

Find the position of the center of gravity of a system of four mass points having masses, m

_{1}, m_{2}= 2 m1, m_{3}= 3 m1, and m_{4}= 4 m_{1}, if they lie at the vertices of an isosceles tetrahedron. (in all cases, between adjacent material points, the distance is a=1. )### Correct answer:

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Our vector sum calculator can add two vectors given by their magnitudes and by included angle.

See also our trigonometric triangle calculator.

Pythagorean theorem is the base for the right triangle calculator.

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