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2.28 Triangles Review Test
: Find the measure of each of the exterior angle of a regular polygon of 4 sides.
: Find angle EAB
: The sum of the interior angles of a polygon of 12 sides is ____ degrees.
: The sides of a triangle are 50cm, 80cm, 100cm, check if this is a right angled triangle.
: The ______ of a triangle is the point of concurrence of the perpendicular bisectors of the sides of the triangle.
A = 100
B = 50
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