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Direction cosines
l² + m² + n² = 1
Where: l = Direction cosines, m = slope, n = n
Calculator
How to calculate Direction cosines
- Write down the formula: l² + m² + n² = 1.
- Note the known values (m, n).
- Substitute them and simplify to find l.
- Use the calculator above to solve for any letter.
Frequently asked questions
What is the formula for Direction cosines?
The formula is l² + m² + n² = 1, where l = Direction cosines, m = slope, n = n.