Square + expression of a variable from the formula - math problems

Number of problems found: 218

  • Completing square
    eq2_5 Solve the quadratic equation: m2=4m+20 using completing the square method
  • Square
    ctverec_1 Danov's father has a square of 65.25 milligram square of wire with a diagonal. How will the square be big when one mm weighs 7 mg?
  • Diagonal of square
    ctverec_mo_1 Calculate the side of a square when its diagonal is 10 cm.
  • Square root 2
    parabola_2 If the square root of 3m2 +22 and -x = 0, and x=7, what is m?
  • Square s3
    squares_9 Calculate the diagonal of the square, where its area is 0.49 cm square. And also calculate its circumference.
  • Perimeter from area
    stvorec_6 What is the perimeter of the square if its content is 64 cm2?
  • Square diagonal
    square_d Calculate the length of the square diagonal if the perimeter is 476 cm.
  • Fence
    zahrada-rd The square garden has an area of 537 m2. How many meters is netting necessary to fence the garden?
  • Perimeter of the circle
    squares Calculate the perimeter of the circle in dm, whose radius equals the side of the square containing 0.49 dm2?
  • Solve equation
    hrusky_2 solve equation: ?
  • Tripled square
    squares4_1 If you tripled the length of the sides of the square ABCD you increases its content by 200 cm2. How long is the side of the square ABCD?
  • Square diagonal
    square_diagonal Calculate the length of diagonal of the square with side a = 23 cm.
  • Square side
    squares If we enlarge the square side a = 5m, its area will increase by 10,25%. How many percent will the side of the square increase? How many percent will it increase the circumference of the square?
  • Square vs rectangle
    ctverec Square and rectangle have the same area contents. The length of the rectangle is 9 greater and width 6 less than side of the square. Calculate the side of a square.
  • Unknown number
    5nums_1 Determine the unknown number, which double of its fourth square is equal the fifth its square.
  • Equilateral triangle
    vpisany_stvorec A square is inscribed into an equilateral triangle with a side of 10 cm. Calculate the length of the square side.
  • Square
    percent Suppose the square's sides' length decreases by a 25% decrease in the content area of 28 cm2. Determine the side length of the original square.
  • Square and rectangle
    ctverec Calculate the side of a square which content area equals area of the rectangle having a length of 3 cm greater and by 2 cm smaller than the side of the square.
  • Extending square garden
    garden_el_1 Mrs. Petrová's garden had the shape of a square with a side length of 15 m. After its enlargement by 64 m2 (square), it had the shape of a square again. How many meters has the length of each side of the garden been extended?
  • Cube edge
    cubes_9 Determine the edges of the cube when the surface is equal to 37.5 cm square.

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