1. Grade 10 Academic (MPM2D) Unit 5: Trigonometry Geometry RevieW
Mr. Choi
© 2017 E. Choi – MPM2D - All Rights Reserved

2. Type of Triangles and Some Triangles Theorems
Geometry review
© 2017 E. Choi – MPM2D - All Rights Reserved

3. Pythagorean Theorem
The square of the length of the longest side is equal to the sum of the squares of the other 2 sides in a right triangle.
Geometry review
© 2017 E. Choi – MPM2D - All Rights Reserved

4. Basic Angle Theorems / Authorities
straight 90
180 90
CBD
ABD
180
180 x z w y
x y z
180
Geometry review
© 2017 E. Choi – MPM2D - All Rights Reserved

5. Parallel Lines Theorems Alternate Angles (PLT-Z)
Geometry review
© 2017 E. Choi – MPM2D - All Rights Reserved

6. Parallel Lines Theorems Corresponding Angles (PLT-F)
Geometry review
© 2017 E. Choi – MPM2D - All Rights Reserved

7. Parallel Lines Theorems Interior Angles (PLT-C)
Geometry review
© 2017 E. Choi – MPM2D - All Rights Reserved

8. Some Triangles Theorems Exterior Angle Theorem (EAT)
d = b + c
a + d = 180°
a + b + c = 180°
d = 180° - a
b + c = 180° - a
Geometry review
© 2017 E. Choi – MPM2D - All Rights Reserved

9. Homework
Work sheet: Geometry Review Text: P. 448 #1, 2, 6, 7 Check the website for updates
Geometry review
© 2017 E. Choi – MPM2D - All Rights Reserved

10. End of lesson Geometry review
© 2017 E. Choi – MPM2D - All Rights Reserved