Three sides of equal length andall the angles are 60 degrees ... by the right angle symbol, and another is 35°. And you also know that angles on a straight line add up to 180°.

A 180-degree angle means that there is no difference, which is fairly true for CRT and plasma screens. However, viewing angles differ between LCD and front and rear-projection screens. Horizontal ...

Three sides of equal length andall the angles are 60 degrees ... by the right angle symbol, and another is 35°. And you also know that angles on a straight line add up to 180°.