Math Calculators, Lessons and Formulas

It is time to solve your math problem

mathportal.org

# Triangular prism calculator

The triangular prism calculator finds the length, side, base height, volume, surface area and lateral area of a prism. Also, the calculator writes a step-by-step explanation on how the problem was solved.

Triangular Prism Calculator
input two dimensions of a and select a variable to find
help ↓↓ examples ↓↓
Solve for
input TWO dimensions you known
calculator supports square roots (type $\color{blue}{\text{r2}}$ to input $\color{blue}{\sqrt{2}}$ )
a =

l =
h =

V =
A =

B =
AL =

working...
Triangular prism formulas
 $$V = \frac{a^2 \, l \, \sqrt{3}}{4}$$ volume
 $$B = \frac{a^2 \, \sqrt{3}}{4}$$ base area
 $$A_L = 3 \, a \, l$$ lateral area
 $$A = 2B + AL$$ total area
 $$A = \frac{a^2 \, \sqrt{3} + 6al}{2}$$ total area
Examples
example 1:ex 1:
Find the total area of a regular triangular prism with a side of 8cm and a length of 10cm.
example 2:ex 2:
Find the volume of a regular triangular prism with a base area of 12cm2 and a lateral area of 18cm2.
example 3:ex 3:
Find the side of a regular triangular prism if the volume is $12 \sqrt{3}$ and length of 4cm.
Find more worked-out examples in our database of solved problems..
Search our database with more than 300 calculators
440 852 922 solved problems