How do you know if two line segments are perpendicular?
A. The slope of one is the negative of the slope of the other.
B. Their slopes are reciprocals.
C. Their slopes are equal.
D. Their slopes are negative reciprocals.

Question

How do you know if two line segments are perpendicular?
  		A. 	The slope of one is the negative of the slope of the other.
  		B. 	Their slopes are reciprocals.
  		C. 	Their slopes are equal.
  		D. 	Their slopes are negative reciprocals.

nincompoop · Answer

okay let us use an actual equation to make an observation

nincompoop · Answer

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anonymous · Answer

is the answer a

anonymous · Answer

no its D

nincompoop · Answer

I do not give out answer. What I do, however, is provide fundamental concepts so you can help yourself.

anonymous · Answer

For example the slope is 2 and you want to know what slope would be perpendicular to it it would be -1/2 since it is negatively reciprocated

nincompoop · Answer

it is good to be able to just give out answers, but the point of studying is to LEARN and understand

lynfran · Answer

https://www.google.gy/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8#q=when%20two%20lines%20are%20perpendicular%20their%20slopes%20are