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In the figure, the value of x is A) 90° B) 60° C) 120° D) 20° |
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Answer» Correct option is (D) 20° \(\because\) Both angles 6x and 3x form a linear pair. \(\therefore\) 6x+3x = \(180^\circ\) \(\Rightarrow\) 9x = \(180^\circ\) \(\Rightarrow\) x = \(\frac{180^\circ}9\) = \(20^\circ\) Correct option is D) 20° |
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