- 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) Parallel Angles
B) Supplementary Angles
C) Acute Angles
D) complementary 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) Acute angles
B) Transversal lines
C) Perpendicular lines
D) Parallel lines
- 10. A triangle with no side lengths equal is called a __________ triangle.
A) exterior
B) isosceles
C) scalene
D) equilateral
- 11. A triangle with two sides the same length is called a ___________ triangle.
A) scalene
B) equilateral
C) isosceles
D) exterior
- 12. Lines in a plane that never meet are called _________. For example the opposite sides of a rectangle have these.
A) Parallel lines
B) Perpendicular lines
C) Transversal lines
D) Acute angles
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