Select the equation of the line that passes through the point (5, 7) and is perpendicular to the line x = 4
y=4
x=5
y=7
x=7

Question

Select the equation of the line that passes through the point (5, 7) and is perpendicular to the line x = 4
y=4
x=5
y=7
x=7

anonymous · Answer

If two lines are perpendicular, then their slopes have some relation:
The product of slopes of the two lines, say line m and line n, will be $-1$..

Let us say line m has slope has $s_1$\) and line n has slope as $s_2$, then:
$$\large s_1 \times s_2 = -1$$

anonymous · Answer

According to your question, the given perpendicular line ie x = 4 has slope ??

Can you tell its slope?

anonymous · Answer

I can draw it for you to understand it easily:
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