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If l ॥ m then find the value of x. |
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Answer» (i) In figure, l ॥ m ∠x = 60° (Corresponding angles) (ii) In figure, l ॥ m ∴ ∠x = 50° (Alternate angle) (iii) In figure, l ॥ m (Sum of internal angles = 180°) ∴ x+ 110° = 180° ∴ x = 180°- 110° = 70° (iv) In figure, l ॥ m ∠x = 115° (External alternate angle) |
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