Square practice problems - page 21 of 146
Number of problems found: 2902
- Determine 3782
Determine the value of x if x0.5 = 6
- Measuring 71594
How much do we pay for the mesh around the garden, which has the shape of a square measuring 25m, and one ordinary meter of mesh costs 23 euros?
- Dimensions 22991
What are the dimensions of a square with an area of 49dm square?
- Connecting lines
They are given a square ABCD. The points EFGH are the midpoints of its sides. What part of the area of the square ABCD is the area of the square created in its center by connecting the points AF, BG, CH, and DE?
- 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.
- Arithmetic mean - parabola
Find the value of k so that k² + 2k – 3 is the arithmetic mean between k² + 4k + 5 and k² – 6k + 10.
- Acceleration and force
On a sphere weighing 100 g, which lies on a horizontal plate, a force acts in the horizontal direction, which gives it an acceleration of 20 cm/s². Find the magnitude of the force.
- Cups of paint
I have a board that is 2 meters wide and 3 meters tall. Suppose one cup of paint cover 1,000 square centimeters. How many cups of paint do I need?
- Evaluate expression
Evaluate the following expression: 5 to the power of 2 - (4x4) divided by two =
- Share of a land
It is a plot of land with an area of 10427 square meters. If I own a share of 412776/118290415 of that land, how many square meters do I own?
- Remaining 82419
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?
- Directly 55591
If n is a natural number that gives a division of 2 or 3 when divided by 5, then n gives a residue of 4 when divided by 5. Prove directly
- Insert
Insert five numbers between 8 and 27 such numbers that, with two given ones, they form the first seven members of the geometric sequence.
- Expression with brackets
Evaluate the expression. 15+[(9-4)×22]
- Calculate 38441
The square tile has a side length of 10 cm. Calculate how many tiles you need to cover a square floor with a side length of 70 cm.
- Coefficient 21623
In the equation 2x² + bx-9 = 0 there is one root x1 = -3 / 2. Determine the second root and the coefficient b
- Calculate 7329
Calculate the length of the side of a square in cm, the area of which is 48 cm square.
- Square root 2
If the square root of 3m² +22 and -x = 0, and x=7, what is m?
- Polynomial 6321
Simplify polynomial entry: (x + 2)² + (x-2) (x + 2)
- Determine 4104
Determine the value of x in this equation: (0.125^x) · 104 = 5000
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