FUN TIME!

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Across
  1. 4. Sum of first 10 consecutive odd numbers.
  2. 8. An equilateral triangle is a .... polygon.
  3. 10. Process where term of an equation is taken to other side with sign change.
  4. 14. Rectangle ABCD in which BC=CD.
  5. 16. Zero is the additive ..... of 2.
  6. 17. The reciprocal of a negative rational number is ......
  7. 18. Rational number which is neither positive nor negative.
  8. 19. .... polygon has all the interior angles less than 180° .
  9. 20. Square root of the smallest number of 3 digits.
  10. 21. A quadrilateral ABCD where AB||CD.
Down
  1. 1. .... is the inverse operation of square .(6,4)
  2. 2. Number of zeros in the square of 500.
  3. 3. 3a-5b=6 is a linear equation in two ....
  4. 5. Property that states a(b+c)=a×b+a×c for rational numbers a,b and c.
  5. 6. x+2=3x is an .....
  6. 7. 6,8,10 is a .....(11,7)
  7. 9. We put the bars from .... side in decimal part to calculate the square root of a decimal number.
  8. 11. Unit digit of the square of 26.
  9. 12. Square of an odd number is always ....
  10. 13. Parallelogram PQRS with one angle 90° .
  11. 15. Multiplicative identity of rational numbers.