# Square root - 8th grade (13y) - math problems

#### Number of problems found: 156

- The square

The square root of 25 times the square root of 81 is what number? - Root

Use law of square roots roots: ? - Roots

Calculate the square root of these numbers: - Square roots

What is equal to the product of the square roots of 295936? - 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 2

Points D[10,-8] and B[4,5] are opposed vertices of the square ABCD. Calculate area of the square ABCD. - Square area

Complete the table and then draw each square. Provide exact lengths. Describe any problems you have. Side Length Area Square 1 1 unit^{2}Square 2 2 units^{2}Square 3 4 units^{2} - Square and circles

Square with sides 83 cm is circumscribed and inscribed with circles. Determine the radiuses of both circles. - Magnification of the square

If we increase the square side, increase the content of the 70 %. About what percentage was increased his sides? - Square diagonal

Calculate the length of the square diagonal if the perimeter is 172 cm. - Digits A, B, C

For the various digits A, B, C is true: the square root of the BC is equal to the A and sum B+C is equal to A. Calculate A + 2B + 3C. (BC is a two-digit number, not a product). - Square

Points A[-9,7] and B[-4,-5] are adjacent vertices of the square ABCD. Calculate the area of the square ABCD. - 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? - Root

The root of the equation ? is (equal or greater or less than zero)? ? - Circles

Area of circle inscribed in a square is 14. What is the area of a circle circumscribed around a square? - Tiles

How much you will pay CZK for laying tiles in a square room with a diagonal of 8 m if 1 m^{2}cost CZK 420? - Tree trunk

From the tree trunk, the diameter at the narrower end is 28 cm, a beam of square cross-section is to be made. Calculate the longest side of the largest possible square cross-section. - Cube 8

The surface of the cube is 0.54 m^{2}. Calculate the length of the cube edge. - Cube 6

Surface area of one wall cube is 1600 cm square. How many liters of water can fit into the cube? - Sphere A2V

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

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Square root - math word problems. Examples for 8th grade.