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Height of an Equilateral Triangle
h = (√3/2) a
Where: a = side, h = Height
Use the same units for all lengths (e.g. all in cm); areas come out in cm², volumes in cm³.
Solved example
Given: a = 7
Find: h (Height)
- Formula: h = √(3)·a/2
- Substitute the values: h = √(3)·7/2
- Result: h = 6.062178
Answer: h = 6.062178
Calculator
How to calculate Height of an Equilateral Triangle
- Write down the formula: h = (√3/2) a.
- Note the known values (a).
- Substitute them and simplify to find h.
- Use the calculator above to solve for any letter.
Frequently asked questions
What is the formula for Height of an Equilateral Triangle?
The formula is h = (√3/2) a, where a = side, h = Height.
What is Height of an Equilateral Triangle when a = 7?
h = 6.062178. Substitute the values into h = (√3/2) a and simplify.