Step-by-step explanation:
horizontal lines will have a gradient(m) of 0
so if m=0 , the line is horizontal
formula to find m:
m=y2-y1 / x2-x1
insert coordinates into formula
As m=0 , therefore it is a horizonta line.
hope this helps..
Two long strips of paper are each 2 inches wide, and they overlap so that the angle between the strips is 30 degrees. What is th
e number of square inches in the area of the parallelogram formed by the overlap?
1 answer:
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