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Special Triangles: Isosceles and 30-60-90 Calculator

Enter 1 out of 3 to solve for the other 2 missing sides:
  
        
        

How does the Special Triangles: Isosceles and 30-60-90 Calculator work?

Given an Isosceles triangle (45-45-90) or 30-60-90 right triangle, the calculator will solve the 2 remaining sides of the triangle given one side entered.
This calculator has 6 inputs.

What 1 formula is used for the Special Triangles: Isosceles and 30-60-90 Calculator?

  1. Large Side = ?3 * Small Side
    Hypotenuse = 2 x Small Side

For more math formulas, check out our Formula Dossier

What 3 concepts are covered in the Special Triangles: Isosceles and 30-60-90 Calculator?

right triangle
triangle in which one angle is a right angle
special triangles: isosceles and 30-60-90
triangle
a flat geometric figure that has three sides and three angles

Example calculations for the Special Triangles: Isosceles and 30-60-90 Calculator

  1. The hypotenuse of a 30-60-90 triangle is 16, calculate the small side.



Special Triangles: Isosceles and 30-60-90 Calculator Video