Use and interpret the geometrical terms: acute, obtuse, right angle, reflex, parallel, perpendicular, congruent, similar. Use and interpret vocabulary of triangles, quadrilaterals, polygons and simple solid figures.
0607C5.4C
Angle sum of a triangle.
0607E5.1
Use and interpret the geometrical terms: acute, obtuse, right angle, reflex, parallel, perpendicular, congruent, similar. Use and interpret vocabulary of triangles, quadrilaterals, polygons and simple solid figures.
