MATHEMATICS
, 2D geometry
QUADRILATERALS
, 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!!!!!!
, 2D geometry
QUADRILATERALS
, 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!!!!!!
