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Line and Triangle Geometry R213,00   Add to cart
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Line and Triangle Geometry

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A document explaining line and triangle geometry for all grade 9 students. There are notes on Pythagoras, Similarity and Congruency as well as Angle and Triangle analysis. These are predominantly notes and a new document with worked examples as well as questions and a memo so you can practice by yo...

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Document information

  • November 15, 2022
  • 5
  • 2022/2023
  • Interview
  • Unknown
  • Unknown

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Morgss

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EEE EEE
÷
: :


- Geometry ÷
:-.




Angle types :




Acute
angle ( always than 90°)
•
less
)


•
Right angle n 90




Obtuse
•
angle 7
( bigger than 90° , less than 180°)



◦

Straight line n 180



reflex ( bigger
•
angle c than 180°, less than 360°)


• revolution 360




of ( all triangles
ypes triangle add up to 180°)




•
Equilateral
"
Sosceles
(all angles csides) (
are the
only 2 sides are the same
equal)
/
same /
equal )

•

Scalene
( all sides are different)

, classified
triangles by angle

Right -




angled
7


✓



cute
angled
7 (




Obtuse
angled triangle


theorem of
tythagoras
2 2 2
[ hypoteneus
always
A =
b + [ A opposite the

b
sides 900 angle
↓
this is
always )
,
sides




hypotenuse
the

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