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

#### Number of problems found: 94

- Square root 2

If the square root of 3m^{2}+22 and -x = 0, and x=7, what is m? - Completing square

Solve the quadratic equation: m^{2}=4m+20 using completing the square method - Solve equation

solve equation: ? - Unknown number 4

I think number. When I divided its square root by its 1/9, I get a number 1. What number am I thinking? - Square s3

Calculate the diagonal of the square, where its area is 0.49 cm square. And also calculate its circumference. - Square diagonal

Calculate the length of the square diagonal if the perimeter is 476 cm. - Cube edge

Determine the edges of the cube when the surface is equal to 37.5 cm square. - Square

Suppose the square's sides' length decreases by a 25% decrease in the content area of 28 cm^{2}. Determine the side length of the original square. - Unknown number 17

Milada said, I am thinking of a number such that I evaluate expression x^{1}/3, the value of the expression would be 5. Which number Milada thinking? - Cube 8

The surface of the cube is 0.54 m^{2}. Calculate the length of the cube edge. - Diagonal of the rectangle

Calculate the diagonal of the rectangle which area is 54 centimeters square and the circuit is equal to 30 cm. - Extending square garden

Mrs. Petrová's garden had the shape of a square with a side length of 15 m. After its enlargement by 64 m^{2}(square), it had the shape of a square again. How many meters has the length of each side of the garden been extended? - Sphere A2V

The surface of the sphere is 241 mm^{2}. What is its volume? - What is

What is the annual percentage increase in the city when the population has tripled in 20 years? - Annual increase

The number of cars produced increased from 45,000 to 47,000 in 3 years. Calculate the average annual increase in cars in%. - Sphere radius

The surface of the sphere is 60 cm square. Calculate its radius; result round to tenth of cm. - The schoolyard

The schoolyard had the shape of a square with an 11m side. The yard has been enlarged by 75 m^{2}and has a square shape again. How many meters was each side of the yard enlarged? - Cylinder

The cylinder surface is 922 dm^{2}, its height is equal to the radius of the base. Calculate height of this cylinder. - The ladder

The ladder is 10 m long The ladder is 8 m high How many meters is the distant heel from the wall? - Find parameters

Find parameters of the circle in the plane - coordinates of center and radius: ?

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