Square practice problems - page 23 of 150
Number of problems found: 2990
- Percentage increase
What is the annual percentage increase in the city when the population has tripled in 20 years? - Hyperbola equation
Find the hyperbola equation with the center of S [0; 0], passing through the points: A [5; 3] B [8; -10] - Substitution method
Solve a goniometric equation: sin4 θ - 1/cos² θ=cos² θ - 2 - Two girl's numbers
Dagmar and Julka had numbers. Dagmar's number was equal to the square root of Julka's number. The sum of Dagmar's and Julka's numbers equals 84. Find what number Dagmar and Julka had. - Controller
The output Controller of the company, in the control of 50 randomly selected products, found that 37 of them had no defects, eight had only one flaw, three had two defects, and two products had three defects. Determine the standard deviation and coefficie - Diagonal length
The square plot has an area of 324m². Calculate the length of the road that runs diagonally across the plot. - 3x square
The side length of the square is 73 cm. How many times does a square's area increase if the side's length increases three times? - 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%. - Calculate expr
Calculate the example with decimal numbers: -5 + (- 14 + 11) • [24-2 • (-0,4)] - {- 28-41 • [-8 • 2 + 4 • 1 • (0,1-2,4)] + 1} = - Parentheses expression evaluation Evaluate the expression with parentheses: 12 • (-4,3) + 3 • [14- (23-4 • 5)] - 2 • {36- [18- (28-76)]} =
- Square area calculation
The town square has the shape of a square measuring 510 meters. What is the size of this square? - Square garden calculation
The square garden has an area of 735 m² and is completely fenced. Calculate the length of the garden side and the length of its fence. - Square diagonal
Determine the diagonal of a square whose circumference is equal to 72 cm. - Land areas
Two land areas are 244 m². The first parcel is 40 m² less than twice the second one. What is the acreage of each parcel? - Quadratic equation - Viets
In the equation 3x²+bx+c=0, one root is x1 = -3/2. Determine the number c so that the number 4 is the root of the equation. Hint - use Viet's formulas. - Paver square shifts
Seven pavers would pave the square in 15 shifts. After five shifts, two pavers fell ill. How long will it take for the remaining pavers to finish the job? - Square ratio comparison
Two squares are given. The first has a side length of 5 cm, the second 10 cm. Write the ratio of: for a- of their sides for b- their perimeters for c- their areas - Resistor voltage power
Determine the largest voltage on a resistor with a resistance of 150 ohms if the largest permitted electrical power current in the resistor is 2 W. - Field plowing calculation
Tractor driver plowing three-sevenths of a rope measuring 1.4ha. How many m² of fields do the poor have yet? - The playground
The playground is a square with a side of 64 m. It is fenced on three sides. What is the playground area, and how long is the fence?
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