Absolute value - practice problems - page 5 of 8
Number of problems found: 142
- Temperature measurement calculation
In the evening, Zuzana measured the air temperature at -2.4 °C. In the morning, she measured the temperature three times higher. What temperature did Zuzana measure in the morning? - Number axis point
On the number axis, point P is the image of the number -2.54, and point Q is the image of the number 10.71. Find which number is the point R such that Q is the center of the line PR. - Difference in temperatures The temperature in the number line shows minus 15 degrees celsius and 8-degree celsius. What is the difference between the temperatures?
- Integer
Find the integer whose distance on the numerical axis from number 1 is two times smaller than the distance from number 6. - Equation of the circle
Find the equation of the circle with the center at (1,20), which touches the line 8x+5y-19=0 - Function value calculation
1) The function f is given: y = I 2-x I + 2. Determine the values of the function in points, i.e., F (-2), f (0), f (1), f (4,8). - Clock angle
Calculate the magnitude of the angle formed by the lines p and q, which connect 1, 6 (line p), and 5, 8 (line q) on the clock face. - Angle between line and plane
Find the angle between the line given parametrically by x = 5 + t y = 1 + 3t z = -2t t ∈ R and the plane given by the equation 2x-y + 3z-4 = 0. - Two chords
In a circle with a radius of 8.5 cm, two parallel chords are constructed, the lengths of which are 9 cm and 12 cm. Find the distance of the chords in a circle. - Coordinate axes
Find the triangle area given by line -7x+7y+63=0 and coordinate axes x and y. - Clock angle
What angle do the clocks make at 4:30? - Rectangle 39
Find the perimeter and area of the rectangular with vertices (-1, 4), (0,4), (0, -1), and (-1,-1) - Closest natural number
Find the closest natural number to 4.456 to 44.56 and 445.6. - Warmer weather
This morning it was -6 °C. What temperature did the thermometer show yesterday if it was three times warmer? - Motorcycle and car
A car travels 11000 decimeters per minute, and a motorcycle travels at a speed of 330 meters in 11 seconds. They leave Prague from the same place, and the motorcycle leaves 45 minutes later behind the car. Who will be closer to Vimperek after an hour and - Distance of numbers Which number has the same distance from the numbers -5.65 and 7.25 on the numerical axis?
- Number property
Which number has such a property that if we increase it by 7, we get a number with the same absolute value as the original number? - Integer inequalities Find the number of all integers x that satisfy the following two inequalities: | x + 2 | = 3
- Equation with abs
Solve this equation with absolute value member: |3(3x-1)|=8 - Alfa beta gama
The triangle's interior angle beta is 10 degrees greater than the angle alpha, and the gamma angle is three times larger than the beta. Determine the size of the interior angles.
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