40-40 isosceles triangle

Geometry Level 3

How many different triangles are there, which satisfy the following properties:

  1. The triangle is isosceles.
  2. The triangle has an angle which is \( 40 ^ \circ \).
  3. The triangle has a side of length 40.

Details and assumptions

2 triangles are different if they are not congruent.
Rotations, reflections and translations of a triangle are considered the same.


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