Expression of a variable from the formula + square (second power, quadratic) - math problems

Number of problems found: 227

• Completing square
Solve the quadratic equation: m2=4m+20 using completing the square method
• Square
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
Calculate the side of a square when its diagonal is 10 cm.
• Square root 2
If the square root of 3m2 +22 and -x = 0, and x=7, what is m?
• Square s3
Calculate the diagonal of the square, where its area is 0.49 cm square. And also calculate its circumference.
• Outside point
The square ABCD and the point E lying outside the given square are given. What is the area of the square when the distance | AE | = 2, | DE | = 5 a | BE | = 4?
• Perimeter from area
What is the perimeter of the square if its content is 64 cm2?
• Square diagonal
Calculate the length of the square diagonal if the perimeter is 172 cm.
• Fence
The square garden has an area of 537 m2. How many meters is netting necessary to fence the garden?
• Perimeter of the circle
Calculate the perimeter of the circle in dm, whose radius equals the side of the square containing 0.49 dm2?
• Solve equation
solve equation: ?
• Tripled square
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
Calculate the length of diagonal of the square with side a = 23 cm.
• Square side
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
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
Determine the unknown number, which double of its fourth square is equal the fifth its square.
• Square
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.
• Equilateral triangle
A square is inscribed into an equilateral triangle with a side of 10 cm. Calculate the length of the square side.
• Square and rectangle
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.
• Find the
Find the number x, which if it increases by 2, then its square increases by 21 percent.

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Expression of a variable from the formula - math word problems. Square (second power, quadratic) - math word problems.