# 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

**Result**Tips to related online calculators

Line slope calculator is helpful for basic calculations in analytic geometry. The coordinates of two points in the plane calculate slope, normal and parametric line equation(s), slope, directional angle, direction vector, the length of the segment, intersections of the coordinate axes, etc.

Our vector sum calculator can add two vectors given by their 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 their 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.

#### You need to know the following knowledge to solve this word math problem:

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