A is (1,7) and B is (10,3) workout the length AB and give your answer to 3 significant places

9.849

Step-by-step explanation:

easiest way visually it to plot points on a graph and draw a triangle then use pythagoras to work out distance

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c