Rhombus, always a pleasure ... sided shapes with internal angles that total 180 degrees. Isosceles, scalene, equilateral and right-angled. See you later. Urgh, uh hello. It’s the irregular ...

An equilateral triangle has 3 sides of equal ... Therefore, you can subtract these values from 180° to find the missing angle. A rhombus has four sides of equal length. It has two pairs of ...