Triangle Height Calculator h = 2A ÷ b. Area Base Height 6 Step-by-step with your numbers: 1. Values used: 2. Area = 30 3. Base = 10 4. Height = 6 Did we solve your problem today? 👍 Yes 👎 No Thanks for the feedback! Height from area and base. FAQ Which base? The corresponding base. Related calculators Triangle Area Calculator Find a triangle's area from its base and height. Heron's Formula Calculator Find a triangle's area from its three sides.