1/2(a+b)-(a-b)exponent2 when a=18 and b=14
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Answer:
parallel
Step-by-step explanation:
Parallel lines have equal slopes.
Calculate the slopes m using the slope formula
m =
with (x₁, y₁ ) = (- 1, 2) and (x₂, y₂ ) = (2, 3)
m = =
Repeat with (x₁, y₁ ) = (0, 0) and (x₂, y₂ ) = (3, 1)
m = =
Since slopes are equal then parallel