Square (second power, quadratic) - math word problems - page 99 of 148
Number of problems found: 2958
- Cross-section 5567
What diameter must the trunk of a tree have to carve a beam with a square cross-section of 20 cm on it? - Trapezoid 5559
The bases of the trapezoid are 12 cm and 8 cm long. The area of this trapezoid is 40 cm². What is its height? - Cross-section 5558
How many m² of sheet metal is needed to cover 4 m high chimneys with a rectangular cross-section with 2.5 m and 1.2 m dimensions? Add 1/20 to the folds. - Forest area
The Earth's surface is approximately 510,000,000 km². The forest area is about 38,000,000 km². Write a fraction in the basic form. What part of the Earth's surface is formed by the forest? - Diagonals 5551
The cube has a wall area of 81 cm². Calculate the length of its edge, wall, and solid diagonals. - Daughter and father
"My daughter will be x years old in x²," said Elise's father in 1991 at her birthday party. a) When will the said event occur, and how old will Elise be at that time? b) In what year was Elise born? c) How old was Elise in 1991? - Quadrangular pyramid
Calculate the surface area and volume of a regular quadrangular pyramid: sides of bases (bottom, top): a1 = 18 cm, a2 = 6cm angle α = 60 ° (Angle α is the angle between the sidewall and the base plane.) S =? , V =? - Diagonal 5541
How many zeros does the unit matrix E contain, which has three units in the main diagonal? - Cube edges
Find the cube edge length (in centimeters) that has a surface and volume expressed by the same numeric value. Draw this cube in a ratio of 1:2. - Centimeters 5533 Calculate the area of one cube wall and the wall diagonal of a cube if its volume equals 1728 cubic centimeters.
- Determinant 5531 The determinant of matrix J has the value 0. What will be the value of the determinant of matrix C, which we get as the square of matrix J?
- Determinant 5513 How many rows does a square matrix A have if we use Sarruss's rule to calculate its determinant?
- Rectangular 5512 The rectangular matrix M contains 21 elements and has three columns. How many rows does matrix M have more than square matrix F, which contains four elements?
- Contains 5503 How many orders are a square matrix C if this matrix contains 36 elements?
- Calculate 5499 Calculate the area of the circle, which is described by a square with a side length of 7.5 cm.
- Calculate
Calculate the length of the wall diagonal of the cube with an edge 5 cm long. - Circumference 5493
By what percentage will the area of a square decrease if its circumference decreases by 17 percent? - Unknown variable
Find the number x, which, if it increases by 2, then its square increases by 21 percent. - Contains 5488 The given is the unit matrix A, which contains three rows. How many rows will matrix B have, which arises as to the square of matrix A?
- Circumference 5487 Calculate the solid diagonal of a cube if you know that the circumference of one of its walls equals 39 centimeters.
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