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Lines and Angles - Coggle Diagram
Lines and Angles
Angles An Angle is when two lines meet
Reflex >180°- <360°
Acute less than 90°
Right 90°
Obtuse >90-<180
Straight 180°
Arms are connected to the vertex
A vertex is a point between 2 arms
A complementary angle are 2 angles that at up to 90 degrees
A supplementary angle is when 2 angles add up 2 180 degrees
When two lines cross each other, the opposite angles are equal
when three lines meet at one point, the angles they make add up to 360 degrees
Lines
Horizontal A line going ro side to side
Vertical A line going from top to bottom
Oblique 2 diagonal lines crossing
Related Lines
Parallel lines two lines side by side that never intersect
Perpendicular Lines are perpendicular lines if the are 90 degrees from each other.
More On lines , A Line segment
Ray
