# Line - examples

- Ladder

4 m long ladder touches the cube 1mx1m at the wall. How high reach on the wall? - Line

How many parts of line divide 5 (different) points that lie on it? - Line

Line p passing through A[-10, 1] and has direction vector v=(2, 4). Is point B[-20, -19] on the line p? - Plane

On how many parts divide plane 8 parallels? - Pizza master

Master says that he can splits pizza to 16 parts by five equals straight cuts. Is it possible? - Lie/do not lie

The function is given by the rule f(x) = -x-12. Determine whether point D[-4; 2] lies on this function. Solve graphically or numerically and give reasons for the your answer. - Line

It is true that the lines that do not intersect are parallel? - Lines

In how many points will intersect 11 different lines, where no two are parallel? - Square

Draw a square on the edge of a = 4 cm. Mark the center of symmetry S and all axes of symmetry. How many axes of symmetry does? Write down. - Perpendicular

Determine the slope of the line perpendicular to the line p: y = 9x +7. - Mine

What is temperature in the mine at a depth of 1575 m, where at depth 30 m is 16°C and every 30 m, the temperature increases by 0.8°C? - Line

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. - Slope

What is the slope of the line defined by the equation -4x -2y = -7 ? - Angle between lines

Calculate the angle between these two lines: ? ? - Tachometer

Tatra's tachometer shows the initial state 154009 km this morning. Tatra today travel at an average speed of 35 km/h. Determine the function that describes the Tatra's tachometer depending on the time. What is the state of tachometer after 4.8 hours? - Circles

How many different circles is determined by 12 points at the plane, if 7 of them lie in a straight line? - Supplementary angles

One of the supplementary angles are three times larger than the other. What size is larger of supplementary angles? - Slope

Calculate the slope of a line that intersects points (38,-23) and (-93,5). - Slope

What is the slope of a line with an inclination 1.06 rad? - Slope

Find the slope of the line: x=t and y=1+t.

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