Triangle Area (two sides & angle)
Calculate Triangle Area (two sides & angle) instantly. Free online calculator with the exact formula, a worked example, and metric units. No signup required.
Triangle Area (two sides & angle)
Side am
Side bm
Included angle°
Triangle area
15.1554m²
More about: Triangle Area (two sides & angle)
What it calculates
The “Triangle Area (two sides & angle)” calculator computes Triangle area in m² from 3 parameters: side a (m), side b (m), included angle (°).
A core calculation for studying, engineering tasks, and checking solutions.
Example calculation
With parameters Side a = 5 m, Side b = 7 m, Included angle = 60 ° the result is 15.16 m² (½ × a × b × sin(γ)).
How to use
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
- Copy the result or bookmark the page.