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Geometry 5th Year - Coggle Diagram
Geometry 5th Year
Lesson 4 Area of triangles and parallelograms
1/2 base x perp height
formula does not depend on the choice of base
Lesson1
Revision
Angles
90
180
360
acute/obtuse/reflex
properties
Corresponding
Alternate
Interior
Lesson 2
Triangles
equilateral
isoceles
2 sides and base angles equal
right-angled
scalene
Lesson 3
Congruent triangles
SSS
ASA
SAS
RHS
Lesson 5
Triangles and ratios
converse
angle opposite the greater of two sides
Triangle inequality
Explain in detail
Lesson 6
Transversals
3 equal segemnts
Lines paralell to side of triangle
Lesson 7
Similar triangles
Lesson 8
Similar Triangles revised
Lesson 9
Exam