without using pythagoras theorem, show that the points A(4,4), B(3,5) and C(-1,-1) are the vertices of a right angled triangle. which angle is of 90^o

Question

without using pythagoras theorem, show that the points A(4,4),
B(3,5) and C(-1,-1) are the vertices of a right angled triangle
which angle is of 90o

Kumar Hemjeet · Accepted Answer

dude here points are given as u knw wen two lines are
prependicular then product of slope is -1 get the slope oflines of
triangle and multiply them if u get their Product -1 it means it is
right triangle

without using pythagoras theorem, show that the points A(4,4), B(3,5) and C(-1,-1) are the vertices of a right angled triangle. which angle is of 90o

without using pythagoras theorem, show that the points A(4,4), B(3,5) and C(-1,-1) are the vertices of a right angled triangle. which angle is of 90^o