Square practice problems - page 24 of 153
Number of problems found: 3052
- 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 - Tiles for Square Meter
How many tiles with a side length of 20 cm will cover a square with a capacity of 1 m² [square]? - Force Between Charged Balls
Calculate the force between two balls with charges of +3 μC and −4 μC when they are 60 mm apart. Calculate the force in a vacuum (k = 9 × 10⁹ N·m²/C²). - Square root puzzle
Peter had a number in mind and said: When I divide this unknown number by the square root of 27 and then multiply by three, I get an unknown number. What number did Peter think? - 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 324 m². Calculate the length of the road that runs diagonally across the plot. - Tiler
On what surface must the m² tiler lay 30 square tiles, each of which has a side 25 cm? - QuizQ2
The square of the first number equals three-fifths of the second number. Determine both numbers, given that the second number is five times greater than the first, and neither number equals zero. - 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)]} =
- 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? - Floor cleaning
Nine cleaners clean 3150 m² of the floor in 7 days. Determine how many m² of floor eight cleaners will clean in 9 days.
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