Line - problems
- On line
On line p: x = 4 + t, y = 3 + 2t, t is R, find point C, which has the same distance from points A [1,2] and B [-1,0].
- Distance problem
A=(x, x) B=(1,4) Distance AB=√5, find x;
- The publisher
The publisher prepares the release of the dictionary. Print preparation costs no matter the number of printed copies of 150000 CZK. The printer charges 80 CZK for one print. A) What are the costs of one dictionary if 5000 copies printed? B) For what numb
- Supplementary angles
One of the supplementary angles is larger by 33° than the second one. Calculate the angles size.
- Angle between lines
Calculate the angle between these two lines: ? ?
What is the slope of a line with an inclination -221°?
Circle touch two parallel lines p and q; and its center lies on a line a, which is secant of lines p and q. Write the equation of circle and determine the coordinates of the center and radius. p: x-10 = 0 q: -x-19 = 0 a: 9x-4y+5 = 0
- Hexagon - MO
The picture shows the ABCD square, the EFGD square and the HIJD rectangle. Points J and G lie on the side CD and is true |DJ|
- XY triangle
Determine area of triangle given by line 7x+8y-69=0 and coordinate axes x and y.
- Pizza master
Master says that he can splits pizza to 16 parts by five equals straight cuts. Is it possible?
What is the slope of the perpendicular bisector of line segment AB if A[-4,-5] and B[1,-1]?
In how many points will intersect 14 different lines, where no two are parallel?
Determine the slope of the line perpendicular to the line p: y = -x +4.
Straight line passing through points A [-3; 22] and B [33; -2]. Determine the total number of points of the line which both coordinates are positive integers.
If the segment of the line y = -3x +4 that lies in quadrant I is rotated about the y-axis, a cone is formed. What is the volume of the cone?
In the triangle ABC is point D[1,-2,6], which is the center of the |BC| and point G[8,1,-3], which is the center of gravity of the triangle. Find the coordinates of the vertex A[x,y,z].
Line p passing through A[-10, 6] and has direction vector v=(3, 2). Is point B[7, 30] on the line p?
4 m long ladder touches the cube 1mx1m at the wall. How high reach on the wall?
- Square side
Calculate length of side square ABCD with vertex A[0, 0] if diagonal BD lies on line p: -4x -5 =0.
- The angle of lines
Calculate the angle of two lines y=x-21 and y=-2x+14