This Grade 9 Mathematics Geometry Notebook is an essential tool for any student studying math! It includes detailed notes and examples on key topics to help students understand and master the subject. With its clear and concise format, it makes learning and mastering math concepts easier and more e...
, 2D geometry
TRIANGLES CONSTRUCTIONS
BISECT AN ANGLE
u Draw your corner
u Draw bow
u Put compass on lines that cross and draw 2
u Connect corner
PERPENDICULAR LINE
u Draw line
u Open compass more than half
u Make bows above and below
u Connect
Equilateral triangle
u Draw line (e.g. 6 cm)
u Open compass (6 cm)
u Draw bows from each side
u Connect
RIGHT-ANGLED TRIANGLE
u Draw line
u Open compass larger than line
u Draw bows above and below
u Cut down bows
u Connect
u PYTHAGORAS!!!!!!
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