Mathematics 7-1st Quarter Reviewer

What is a polygon?

• A closed plane figure made of line segments.

• A figure with curved lines

• A solid shape

• A figure with no angles

Which of the following polygons has 12 sides?

• decagon

• dodecagon

• nonagon

• undecagon

Which of the following descriptions states a fact about the interior angles of a regular polygon?

• They are obtuse

• They are vertical.

• They are congruent

• They are complementary.

How many vertices does a heptagon have?

• 7

• 8

• 9

• 10

What do you call 2 adjacent angles, whose non-common sides form a straight line?

• vertical

• right

• linear pair

• congruent

What do you call 2 non-adjacent angles formed by two intersecting lines and their angles are always congruent?

• vertical

• linear pair

• congruent

• adjacent

Which of the following statements is true if two angles are complementary?

• They are both acute.

• One is right and one is obtuse.

• One is acute and one is right.

• One is acute and one is obtuse.

Which of the following statements about vertical angles is NOT true?

• They are formed by intersecting lines.

• They are of equal measure

• They are adjacent.

• They are congruent

What type of angles are formed when two lines intersect and share a common vertex but do not overlap?

• Adjacent Angles

• Complementary Angles

• Supplementary Angles

• Vertical angles

Which of the following statement is ALWAYS FALSE?

• Angles that form a linear pair are complementary.

• Congruent angles are supplementary.

• Adjacent angles are supplementary.

• Adjacent angles are congruent.