House Painting Calculations
Students examine area and house dimensions. They calculate the interior/exterior to be painted, calculate how long it would take for three people to paint the interior/exterior, and determine the amount of paint and supplies needed.
6th - 9th Math 3 Views 2 Downloads
Tile Patterns I: Octagons and Squares
This can be used as a critical thinking exercise in congruence or as a teaching tool when first introducing the concept. Four octagons are arranged in such a way that a square is formed in the middle. With this information, geometry...
7th - 9th Math CCSS: Designed
New Review Interior Angles, Exterior Angles, and Diagonals of Polygons
How does the number of sides of a polygon affect the angle measures? Learners recognize a pattern in finding the total measure of interior and exterior angles and the number of diagonals. They use the patterns to calculate the number of...
8th - 11th Math CCSS: Adaptable
Triangles: Triangle Inequalities
Using SketchPad on their calculators to construct triangles, students measure exterior angles and remote interior angles of their constructed triangle. Students develop the triangle inequality from observation and exploration with their...
9th - 12th Math CCSS: Designed