Polygon and Angle Vocabulary test
  • 1. How many sides does a pentagon have?
  • 2. How many sides does a quadrilateral have?
  • 3. How many sides does a decagon have?
  • 4. How many sides does a hexagon have?
  • 5. How many sides does a dodecagon have?
  • 6. How many sides does a heptagon have?
  • 7. The sum of two angles that equal 90 degrees are called _____________.
A) complementary angles
B) Acute Angles
C) Parallel Angles
D) Supplementary Angles
  • 8. An angle whose measure is greater than 90° and less than 180° is called an _____________.
A) Straight angle
B) Right Angle
C) Acute Angle
D) Obtuse angle
  • 9. Two lines that intersect to form right angles are called _______________.
A) Perpendicular lines
B) Acute angles
C) Parallel lines
D) Transversal lines
  • 10. A triangle with no side lengths equal is called a __________ triangle.
A) exterior
B) isosceles
C) equilateral
D) scalene
  • 11. A triangle with two sides the same length is called a ___________ triangle.
A) isosceles
B) exterior
C) scalene
D) equilateral
  • 12. Lines in a plane that never meet are called _________. For example the opposite sides of a rectangle have these.
A) Parallel lines
B) Transversal lines
C) Acute angles
D) Perpendicular lines
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