Measurement TRIANGLES
Use direct and indirect measurement to solve problems.
Specific Outcome 2
Demonstrate that the sum of interior angles is:
180° in a triangle
360° in a quadrilateral.
Achievement Indicators
Specific Outcome 2
Explain, using models, that the sum of the interior angles of a triangle is the same for all triangles.
Explain, using models, that the sum of the interior angles of a quadrilateral is the same for all quadrilaterals.