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What must be the value of x so that lines c and d are parallel lines cut by transversal p?
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What must be the value of x so that lines c and d are parallel lines cut by transversal p?

What must be the value of x so that lines c and d are parallel lines cut by transversal-example-1
User Jobalisk
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2 Answers

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Because (3x+45)=99 degrees, X will equal 18 degrees
User Roshil K
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To be parallel (c//d) the internal angles with the secant p should be supplementary:

(3x +45) +81 = 180 ===> 3x+126 =180 ==>3x=54 & x= 18
User McGuire
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