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) Acute Angles B) Supplementary Angles C) Parallel Angles D) complementary angles - 8. An angle whose measure is greater than 90° and less than 180° is called an _____________.
A) Straight angle B) Obtuse angle C) Acute Angle D) Right Angle - 9. Two lines that intersect to form right angles are called _______________.
A) Acute angles B) Parallel lines C) Perpendicular lines D) Transversal lines - 10. A triangle with no side lengths equal is called a __________ triangle.
A) scalene B) isosceles C) equilateral D) exterior - 11. A triangle with two sides the same length is called a ___________ triangle.
A) exterior B) isosceles 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) Perpendicular lines B) Parallel lines C) Acute angles D) Transversal lines |

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