Question | Answer |
1) What are the names of the three regular polygons that will tessellate by themselves? | triangle square hexagon
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2) What is the name of a 4 sided polygon? | quadrilateral
| 3) An angle that measures 90 degrees is called a ____________. | right angle
| 4) What is the name of a 5 sided polygon? | pentagon
| 5) A scalene triangle has how many equal sides and angles? | 0
| 6) What is the name of an angle with the measure 180 degrees? | straight angle
| 7) What type of triangle has only 2 equal sides and angles? | Isosceles triangle
| 8) What is the name of an eight sided polygon? | octagon
| 9) The point where the two sides of an angle meet is called a _________. | vertex
| 10) What do you call an angle that is less than 90 degrees? | acute angle
| 11) What is the name of a seven sided polygon? | heptagon
| 12) What is the measurement of half of a right angle? | 45 degrees
| 13) What is the name of a 12 sided polygon? | dodecagon
| 14) What type of triangle has 3 equal sides and angles? | equilateral triangle
| 15) What is the name of a 9 sided polygon? | nonagon
| 16) What is the measurement of one third of a right angle? | 30 degrees
| 17) What do you call an angle that is greater than 90 degrees but less than 180 degrees? | obtuse angle
| 18) What is the name of a 10 sided polygon? | Decagon
| 19) What is the measurement of two and a half right angles? | 225 degrees
| 20) What is the name of an angle that is greater than 180 degrees? | reflex angle
| 21) What is the name of a 6 sided polygon? | hexagon
| 22) What are two methods of classifying a triangle? | side length and angle measure
| 23) What type of triangle has no equal sides? | scalene triangle
| 24) Extra credit point: what is the name of an eleven sided polygon? | hendecagon or undecagon |