Revision (Grade 12 NSC Matric Mathematics): Flashcards
📚Flashcards
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10 cards from this deck
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Practise the cards
10 cards from this deck
Angle measure in equilateral triangle
Angle measure in equilateral triangle
Each angle is
Property of base angles in isosceles triangle
Property of base angles in isosceles triangle
They are equal
Longest side in right-angled triangle
Longest side in right-angled triangle
Hypotenuse (opposite the right angle)
Congruent triangles definition
Congruent triangles definition
Identical in size and shape
What must the angle be in SAS congruence?
What must the angle be in SAS congruence?
The included angle between the two sides
Inscribed angle vs central angle (same arc)
Inscribed angle vs central angle (same arc)
Inscribed angle is half the central angle
Opposite angles in cyclic quadrilateral
Opposite angles in cyclic quadrilateral
Supplementary (add to )
Tangent and radius at point of contact
Tangent and radius at point of contact
Perpendicular to each other
Tangents from same external point
Tangents from same external point
Equal in length
Mid-point theorem: line joining midpoints
Mid-point theorem: line joining midpoints
Parallel to 3rd side & half its length