Ch3 Lines, Angles, and Shapes Flashcards
Define:
Parallel
According to the Cambridge IGCSE Mathmatices Course book.
A pair of lines that are the same distance apart along their length are parallel
According to the Cambridge IGCSE Mathmatices Course book.
Define:
Perpendicular
According to the Cambridge IGCSE Mathmatices Course book.
When two lines meet at right angles they are perpendicular to each other
According to the Cambridge IGCSE Mathmatices Course book.
Define:
Acute angle
According to the Cambridge IGCSE Mathmatices Course book.
An acute angle is > 0° but < 90°
According to the Cambridge IGCSE Mathmatices Course book.
Define:
Right angle
According to the Cambridge IGCSE Mathmatices Course book.
A right angle is an angle of exactly 90°
According to the Cambridge IGCSE Mathmatices Course book.
Define:
Obtuse angle
According to the Cambridge IGCSE Mathmatices Course book.
An obtuse angle is > 90° but < 180°
According to the Cambridge IGCSE Mathmatices Course book.
Define:
Straight angle
According to the Cambridge IGCSE Mathmatices Course book.
A Straight angle is and angle of 180°
According to the Cambridge IGCSE Mathmatices Course book.
Define:
Reflex angle
According to the Cambridge IGCSE Mathmatices Course book.
A reflex angle is an angle that is > 180° but < 360°
According to the Cambridge IGCSE Mathmatices Course book.
Define:
Revolution
According to the Cambridge IGCSE Mathmatices Course book.
A revolution is a complete turn;and angle of exactly 360°
According to the Cambridge IGCSE Mathmatices Course book.
Define:
Complementry angle
According to the Cambridge IGCSE Mathmatices Course book.
Angles is a right angle adds up to 90°
According to the Cambridge IGCSE Mathmatices Course book.
Define:
Supplementary angles
According to the Cambridge IGCSE Mathmatices Course book.
Angles on a straight line adds up to 180°
According to the Cambridge IGCSE Mathmatices Course book.
Define:
Vertically opposite angles
According to the Cambridge IGCSE Mathmatices Course book.
When two lines intersect teo pairs of vertically opposite angles are formed
According to the Cambridge IGCSE Mathmatices Course book.
Define:
Corresponding angles
‘F’ - shape
According to the Cambridge IGCSE Mathmatices Course book.
When two parallel lines are cut by a transversal four psird of corresponding angles are formed
look it up
According to the Cambridge IGCSE Mathmatices Course book.
Define:
Alternate angles
‘Z’ - shape
According to the Cambridge IGCSE Mathmatices Course book.
When two parallel lines are cut by a transversal four psird of alternate angles are formed
According to the Cambridge IGCSE Mathmatices Course book.
Define:
According to the Cambridge IGCSE Mathmatices Course book.
According to the Cambridge IGCSE Mathmatices Course book.
