Maths fun crossword puzzle

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Across
  1. 7. if the radius of cylinder is doubled and the height remains the same
  2. 9. display data that change continuously over a period of time
  3. 10. opposite angles of rhombus are
  4. 11. denotes the repeated multiplication of a factor
  5. 13. is calculated by using the formula P*R*T /100
  6. 16. (1/5)0 is equal to
  7. 17. is the information collected in the form of numbers or numerical fact
  8. 18. the shape that has 4 sides and all sides length are equal and the bisect each other 90 angle
Down
  1. 1. when sp is bigger than cp
  2. 2. tally marks are used to find which of the following
  3. 3. A square is a special case of
  4. 4. in the interval 35-45, 45 is called
  5. 5. the difference between the highest and the lowest value of the observation in a data is called
  6. 6. means out of 100
  7. 8. are often known as powers or indices
  8. 12. out of 40 students in a class 25 % passed. How many student passed
  9. 14. when cp is bigger than sp
  10. 15. out of 100 students of a class 30% like to watch TV. How many many student like to watch TV