Geometry
Equilateral Triangle Calculator
Area, height, and perimeter of an equilateral triangle from side s.
Free to use — no sign-up or login.
Area
Height
Perimeter
Amortization schedule
| # | Date | Payment | Principal | Extra | Interest | Balance |
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This free Equilateral Triangle Calculator covers Area, height, and perimeter of an equilateral triangle from side s.
Height is (√3/2)s; area is (√3/4)s². Related geometry tools sit beside How it works, with no account required.
Using the Equilateral Triangle Calculator
Area, height, and perimeter of an equilateral triangle from side s. Typical inputs are Side s. How it works beside the form states the identity the Equilateral Triangle Calculator applies.
FAQ
How do I use the Equilateral Triangle Calculator?
Open the Equilateral Triangle Calculator, fill Side s, and read the result. Height is (√3/2)s; area is (√3/4)s².
What formula does the Equilateral Triangle Calculator use?
The Equilateral Triangle Calculator uses the identity in How it works. In words: Height is (√3/2)s; area is (√3/4)s².