Solving angle problems (Edexcel GCSE Maths): Flashcards
📚Flashcards
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13 cards from this deck
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Practise the cards
13 cards from this deck
Angles around a point
Angles around a point
Angles on a straight line
Angles on a straight line
Sum of angles in any triangle
Sum of angles in any triangle
Vertically opposite angles
Vertically opposite angles
Equal
Corresponding angles when lines are parallel
Corresponding angles when lines are parallel
Equal
Alternate angles when lines are parallel
Alternate angles when lines are parallel
Equal
Co-interior angles when lines are parallel
Co-interior angles when lines are parallel
Supplementary (add to )
Notation: arrows (→→) on lines
Notation: arrows (→→) on lines
Indicate parallel lines
Notation: dashes (==) on lines
Notation: dashes (==) on lines
Indicate equal lengths
Base angles in isosceles triangle
Base angles in isosceles triangle
Equal
Measuring angles from diagrams in exams
Measuring angles from diagrams in exams
Don't - not drawn to scale
Steps for algebraic angle problems
Steps for algebraic angle problems
Set up equation, solve, substitute back
Showing working in angle problems
Showing working in angle problems
Always show steps & state angle properties used