Is the line through points p(-3,-2) and Q(2,3) perpendicular to the line through points R(10,1) and S(15,-6)?

Question

01-02-2017
Mathematics

contestada

Is the line through points p(-3,-2) and Q(2,3) perpendicular to the line through points R(10,1) and S(15,-6)?

Respuesta :

Otras preguntas

What are the functions of receptors in our body? Think of a situation where receptors do not work properly. What problems are likely to arise?

What were the major causes of WWII? Please include at least 4 answers.

What is the amplitude of y=1/2 sin2x

how were north american colonies all similar in the 1700s?

how do you write 4540 million in standard form?

What are the functions of receptors in our body? Think of a situation where receptors do not work properly. What problems are likely to arise?

What were the major causes of WWII? Please include at least 4 answers.

What is the amplitude of y=1/2 sin2x

crisforp crisforp · Answer 1 · 2017-02-01T07:11:09+01:00

crisforp crisforp

01-02-2017

The slope of line PQ is m1 = ( 3 - (-3) ) / (2 - (-2) ); then m1 = 6/4 = 3/2;
In the same way, the slope of line RS is m2 = -7/5;
But (3/2) x (-7/5) = -21/10, which is diferrent from - 1;
So, the lines aren't perpendicular.

Answer Link