Math Term 2 Reviewer

It is a closed plane figure formed by line segments that meet only at their endpoints.

• circle
• triangle
• quadrilateral
• polygon

True or False: For a figure to be considered a polygon, it should be closed.

• False
• True

What kind of polygon has 4 triangles formed by diagonals from one vertex?

• Decagon
• Pentagon
• Octagon
• Hexagon

What is the sum of all angles of a dodecagon?

• 2000 degrees
• 1600 degrees
• 1800 degrees
• 1200 degrees

How many sides are there in a undecagon?

• 10
• 11
• 12
• 13

The figure in the picture is what kind of polygon?

• triangle
• square
• circle
• hexagon

What type of polygon is shown at the sides of the figure being shown?

• Square
• Circle
• Pentagon
• Triangle

Which of these is a true statement about regular polygons?

• All sides of a regular polygon are equal in length and all angles are equal.
• Regular polygons do not have equal sides and angles
• Regular polygons have angles of different measures
• Regular polygons have sides of different lengths

Both figures in the image are heptagons. Which is the regular one?

• Second figure
• First figure
• Both figures

Which is true about congruent polygons?

• Congruent polygons have the same shape and size.
• Congruent polygons have the same size but different shapes.
• Congruent polygons have the same shape but different sizes.
• Congruent polygons have different shapes and sizes.