Understanding Elementary Shapes

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Across
  1. 3. A triangle with all equal angles.
  2. 4. the angle between hour and minute hands of a clock at 9 o’ clock is ____.
  3. 6. Six sided polygon ________.
  4. 9. _______ lines intersect at 90 degree angle.
  5. 10. The name of regular quadrilateral______________.
Down
  1. 1. Name the triangle with sides 8cm ,12 cm ,8 cm
  2. 2. A four sided polygon is known as ______.
  3. 5. How many right angles do you make if you start facing west and turn anti clockwise to north.
  4. 7. angled Name the triangle with angles 120,30 and 40 degrees.
  5. 8. An angle greater than 180° and less than a complete angle is called _______.