# Three points

Three points K (-3; 2), L (-1; 4), M (3, -4) are given. Find out:

(a) whether the triangle KLM is right

b) calculate the length of the line to the k side

c) write the coordinates of the vector LM

d) write the directional form of the KM side

e) write the directional form of the axis of the KM side

(a) whether the triangle KLM is right

b) calculate the length of the line to the k side

c) write the coordinates of the vector LM

d) write the directional form of the KM side

e) write the directional form of the axis of the KM side

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Tips to related online calculators

For Basic calculations in analytic geometry is a helpful line slope calculator. From coordinates of two points in the plane it calculate slope, normal and parametric line equation(s), slope, directional angle, direction vector, the length of segment, intersections the coordinate axes etc.

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

Do you want to convert length units?

Pythagorean theorem is the base for the right triangle calculator.

See also our trigonometric triangle calculator.

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

Do you want to convert length units?

Pythagorean theorem is the base for the right triangle calculator.

See also our trigonometric triangle calculator.

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