Irrational numbers - math word problems

  1. Expression 6
    numbers2_48 Evaluate expression: -6-2(4-8)-9
  2. Roots
    square_roor Calculate the square root of these numbers:
  3. Logs
    gulatina Trunk diameter is 52 cm. Is it possible to inscribe a square prism with side 36 cm?
  4. Numeric question
    ir_number It is possible negative irrational number?
  5. Number
    sqrt_2 Is number 5.146852 irrational?
  6. Transforming cuboid
    cube Cuboid with dimensions 6 cm, 10, and 11 cm is converted into a cube with the same volume. What is its edge length?

We apologize, but in this category are not a lot of examples.
Do you have an interesting mathematical word problem that you can't solve it? Enter it, and we can try to solve it.



We will send a solution to your e-mail address. Solved examples are also published here. Please enter the e-mail correctly and check whether you don't have a full mailbox.

Please do not submit problems from current active competitions such as Mathematical Olympiad, correspondence seminars etc...