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In figure, POS is a line, find x. |
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Answer» From figure, ∠POQ and ∠QOS are linear pairs. Therefore, ∠POQ + ∠QOS = 180° ∠POQ + ∠QOR +∠SOR = 180° 60° + 4x + 40° = 180° 4x = 180° -100° 4x = 80° x = 20° Hence, the value of x is 20°. |
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