Angles and Sectors Flashcards
What is a perpendicular bisector
A line that passes through a line at a right angle splitting the line into two equal segments
What is an angle bisector
A line that passes straight through the angle splitting it in half
How do you calculate midpoint of two co-ordiantes
(x1 + x2) /0.5
(y1 + y2) /0.5
What are the locus of a line
Points which are a fixed distance from the line which gives an oval
How do you find the sum of interior angles
(n-2) x 180
Where n is the amount of sides the shape has
How do you find the interior angle in a shape
Sum of interior angles / Sides the shape has
what does the sum of exterior angles add up to
360
How much do the exterior and exterior angles add up to
180
How do you find exterior angles
360 / Number of sides
How to find number of sides in a shape
360 / Exterior Angles
