Absolute value - practice for 14 year olds
Number of problems found: 38
- ABS
What is the value of ||-81|-|-90||? - Write 7
Write an expression representing the distance between −7 and 3 on a number line. - Equation with abs
Solve this equation with absolute value member: |3(3x-1)|=8 - Polygon - area coordinates
Find the perimeter and the area of the polygon with the given vertices. T (2,7), U (2,9), V (5,9), W (5,7) - Sum of absolute values
Is it possible for |r| + |s| = |r+s|? If so, when? - Compass
What angle is between directions SSE (SouthSouthEast) and SW (SouthWest) on the compass? - Determine 3586
Determine the size of the vectors u = (2,4) and v = (-3,3) - Determine 6621
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). - Distance of numbers
Which number has the same distance from the numbers -5.65 and 7.25 on the numerical axis? - Unknown 63224
On the number line in the middle between the number 428 and the unknown number 290. You will find an unknown number. - Original 4777
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? - Vertices of a right triangle
Show that the points D(2,1), E(4,0), and F(5,7) are vertices of a right triangle. - Vectors
Vector a has coordinates (8; 10), and vector b has coordinates (0; 17). If the vector c = b - a, what is the magnitude of the vector c? - Three-digit numbers
How many three-digit numbers are not closer to 600 on the number axis than 400? - Three points
Three points A (-3;-5) B (9;-10) and C (2;k) . AB=AC What is the value of k? - 3d vector component
The vector u = (3.9, u3), and the length of the vector u is 12. What is, is u3? - Coordinate axes
Find the triangle area given by line -7x+7y+63=0 and coordinate axes x and y. - Number 6911
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. - The temperature 30
The temperature in hubby's office is 16 degrees Celsius, and the temperature outside his office is negative 7 degrees Celsius. What is the difference in temperature in these two places? - Circle
The circle is given by center on S[-7; 10] and maximum chord 13 long. How many intersect points have a circle with the coordinate axes?
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