Measurement AREA & PERIMETER
Use direct and indirect measurement to solve problems.
Specific Outcome 3
Develop and apply a formula for determining the:
perimeter of polygons
area of rectangles
volume of right rectangular prisms.
Achievement Indicators
Specific Outcome 1
Provide examples of angles found in the environment.
Classify a given set of angles according to their measure; e.g., acute, right, obtuse, straight, reflex.
Sketch 45°, 90° and 180° angles without the use of a protractor, and describe the relationship among them.
Estimate the measure of an angle, using 45°, 90° and 180° as reference angles.
Measure, using a protractor, given angles in various orientations.
Draw and label a specified angle in various orientations, using a protractor.
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.
Specific Outcome 3
Explain, using models, how the perimeter of any polygon can be determined.
Generalize a rule (formula) for determining the perimeter of polygons, including rectangles and squares.
Explain, using models, how the area of any rectangle can be determined.
Generalize a rule (formula) for determining the area of rectangles.
Explain, using models, how the volume of any right rectangular prism can be determined.
Generalize a rule (formula) for determining the volume of right rectangular prisms.
Solve a given problem involving the perimeter of polygons, the area of rectangles and/or the volume of right rectangular prisms.
PERIMETER
AREA
Volume