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13 Cards in this Set

  • Front
  • Back
I am a polygon with four sides and angles. The sum of my angles total 360 degrees.

What am I?
I am a quadrilateral.
I am a series of points which passes through no point more than once. I start and stop at the same point. I may or may not contain portions that are straight.

What am I?
I am a simple closed curve.
I am a polygon with nine sides and angles. The sum of my angles total 1,260 degrees.

What am I?
I am a nonagon.
I am a simple closed curve. Both of my ends have the same shape.

What am I?
I am an ellipsoid. I am sometimes called an ellipse.
I am a polygon with seven sides and angles. The sum of my angles total 900 degrees.

What am I?
I am a heptagon.
I am a polygon with three sides and angles. The sum of my angles total 180 degrees.

What am I?
I am a triangle.
I am a simple closed curve. I am shaped like an egg.

What am I?
I am an ovoid. I am sometimes called an oval.
I am a polygon with five sides and angles. The sum of my angles total 540 degrees.

What am I?
I am a pentagon.
I am a polygon with eight sides and angles. The sum of my angles total 1,080 degrees.

What am I?
I am an octagon.
I am a simple closed curve made of three or more line straight segments.

What am I?
I am a polygon.
I am a simple closed curve. Every point on my circumference is equally distant from the center.

What am I?
I am a circle.
I am a polygon with six sides and angles. The sum of my angles total 720 degrees.

What am I?
I am a hexagon.
I am a polygon with ten sides and angles. The sum of my angles total 1,440 degrees.

What am I?
I am a decagon.