Provide "acknowledged body of knowledge" related to the concept. Emphasize the most significant aspects of the concept in an organized, organic manner. Present information sequentially so students see continuity. Draw attention to important, discrete details; don't swamp students with myriad facts.
Instruction on triangle properties
Objective: To provide instruction on triangles.
Activity: Present lessons on:
Identifying similar triangles and using their properties.
Using the Pythagorean theorem.
Using relationships in special right triangles (30-60-90 and 45-45-90).
Using the tangent ratio.
