Perimeter of Isosceles Triangle Calculator

An isosceles triangle has two equal sides and two equal internal angles. Perimeter of isosceles triangle is the total distance around the outside of the triangle. It is given as twice the length of a side + the length of the base. In the below Perimeter of Isosceles Triangle Calculator, enter the side length and base length and then click calculate button to find the perimeter. This calculator will be helpful for you to solve questions related to analytical geometry.

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Formula:

Perimeter = (2 x Length of a side) + Base Length

Example:

An Isosceles triangle has base length of 6 cm and side length of 7 cm. Find its perimeter.

Solution

Perimeter of Isosceles Triangle = (2 x 7) + 6
= 20 cm

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