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Midpoint Formula Calculator

Online midpoint calculator: enter two endpoints; the midpoint coordinates are the coordinate-wise average.

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M((x₁+x₂)/2,(y₁+y₂)/2)
Endpoint 1
x
y
Endpoint 2
x
y

📖 Tutorial | Midpoint

1. Definition
The midpoint is M((x₁+x₂)/2,(y₁+y₂)/2), the coordinate-wise average of the endpoints.
2. Formula & Notation
MMidpoint
3. Properties & Laws
  • Average coordinates;
  • Section formula generalizes it;
  • It is the symmetry center;
  • OM=(OP₁+OP₂)/2.
4. Steps
  1. Enter endpoints;
  2. Click "Midpoint";
  3. Or click "Load Example".
5. Worked Examples
Example: (1,2),(5,6): M(3,4).
6. Common Pitfalls
Divide by 2;
Average each coordinate;
It lies on the segment.

❓ FAQ | Midpoint

Midpoint?
Average.
Section point?
Generalization.
Vector?
Average.
Center?
Midpoint.
Trisection?
Section formula.
Example?
(3,4).