Question

Divide both sides by 20 to find out what x is. x≤150. Many students might stop here, but remember we want coordinate b in (a,b), or the y-value.


Answer in 50 words
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Answer 1

Answer: In fig. If ∠A = (2x +10) , ∠B = (x + 20)   , ∠C = (y -50)   and ∠D = (y -10)  , find the value of x and y.In Figure, ABCD is a trapezium in which AB || DC, ∠A=105 0 and ∠B=115 0 . Find the value of x+y(in degrees).

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