BA Math with Mrs. Gallippi

Stay up to date with our Gr. 9 Academic/AP math class. You can find assigned homework, assessment dates, online resources and more on Mrs. Gallippi's Gr. 9 Academic/AP math BLOG.

Wednesday, 13 December 2017

UNIT 7: GEOMETRIC RELATIONSHIPS

This unit is about the properties of angles in 2-dimensional shapes (polygons).

7.1 Angle Relationships in Triangles
Video - Exterior Angles of Triangles
Video - Interior and Exterior Angles of Triangles

7.2 Angle Relationships in Quadrilaterals
Video - Angles in a Quadrilateral

7.3 Angle Relationships in Polygons
Video - Exterior Angles of Polygons
Video - Sum of Interior Angles of Polygons

7.4 Midpoints and Medians in Triangles
Video - Median of a Triangle

7.5 Midpoints and Diagonals in Quadrilaterals

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