In the figure, PQ is a parallel to ST and QRS = 40o. Find the…

In the figure, PQ is a parallel to ST and QRS = 40o. Find the value of x
  • A.
    55o
  • B.
    60o
  • C.
    65o
  • D.
    75o
Correct Answer: Option A
Explanation

From the figure, 3x + x – 40o = 180o
4x = 180o + 40o
4x = 220o
x = (frac{220}{4})
= 55o

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