Class 7

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Across
  1. 2. In a ratio the first term is called ?
  2. 4. The term that describes the decrease in percentage
  3. 7. When two or more quantities are multiplied together it is called
  4. 9. The term for angles that adds up to 180 degrees
  5. 10. 4 men can do a piece of work in 5 days. How many men will do it in 4 days?
Down
  1. 1. The symbol Z represents.
  2. 3. Two events are ________, if exactly one of them occurs.
  3. 5. What is the term for angles that are equal in congruent triangles
  4. 6. ____ triangle has no line of symmetry.
  5. 8. The number of elements in a set.