Question

If the line passing through (3, 4) and (x, 5)
makes 135° angle with the positive direction of
X-axis, then x=​

Answer 1

Answer:

Answer

Given that the line passes A(3,4) & B(x,5)

Hence, x

1

=3,x

2

=x,y

1

=4,y

2

=5

slope = m=tan(1350)

=tan(90+45)

=−cot(45)

=−1

m=

x

2

−x

1

(y

2

−y

1

)

−1=

(x−3)

(5−4)

3−x=5−4

x=1−3

x=−2