Theorems
How do you find the angle measure sum of a quadrilateral?
Hint: it is an equation.
(n-2) x 180
Find x.
(problem #1)
x=68
how many degrees to the exterior angles of a polygon add up to?
360*
find x.
(problem #2)
x=72
What is the sum of the measures of the interior angles of a quadrilateral?
find interior and exterior angle sum.
(problem #3)
interior= 150*
exterior= 30*
Which theorem is this?
The sum of the measures of the exterior angles of a convex polygon, one angle at each vertex, is 360*
Polygon Exterior Angles Theorem
Find the measure of the 6th vertex.
(problem #4)
152*
Which theorem is this?
The sum of the measures of the interior angles of a quadrilateral is 360*
Corollary to Interior Angles of a Quadrilateral
find the value of x
(problem #5)
x=111*