even when the triangle is in a different orientation. An isosceles triangle has two angles that are the same size. These angles are referred to as the base angles even though the orientation of ...

Triangles close triangleA polygon with three ... In irregular quadrilaterals, each angle is a different size. To find a missing angle in an irregular quadrilateral: Add the known angles.

Each triangle type has a different colour (pink for scalene ... "Is there anything the same?" (typical responses: size, all triangles, all coloured, all have three sides, all pointed the same way ...