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Assessment
What is the sum of the interior angles of a triangle?
180 degrees
360 degrees
90 degrees
270 degrees
What do you call a polygon with eight sides?
Hexagon
Octagon
Pentagon
Decagon
Which of the following polygons is a regular shape?
A triangle with sides of different lengths
A square with equal-length sides
A rectangle with different lengths for sides
A trapezoid with one pair of parallel sides
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