Parallel and Perpendicular Lines (VCE SSCE Mathematical Methods): Flashcards
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Practise the cards
10 cards from this deck
Condition for two lines to be parallel
Condition for two lines to be parallel
Identical gradients
Product of gradients of perpendicular lines
Product of gradients of perpendicular lines
Gradient of line perpendicular to one with gradient
Gradient of line perpendicular to one with gradient
- rac{1}{m}
Point-slope form equation
Point-slope form equation
What parallel lines never do
What parallel lines never do
Intersect
Gradient equals this trig function of angle
Gradient equals this trig function of angle
Angle at which perpendicular lines meet
Angle at which perpendicular lines meet
Right angle (90°)
Lines with equal angles to positive -axis are
Lines with equal angles to positive -axis are
Parallel
To prove perpendicularity, verify this equals
To prove perpendicularity, verify this equals
Product of both gradients