Question

If a transversal cuts two parallel lines, prove alternate interior angles are equal. (NCERT Class 9)

Answer: With lines l ∥ m and transversal t, corresponding angles are equal. Each alternate interior angle equals its corresponding angle, so alternate interior angles are equal.

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Question

If a transversal cuts two parallel lines, prove alternate interior angles are equal. (NCERT Class 9)

Answer: With lines l ∥ m and transversal t, corresponding angles are equal. Each alternate interior angle equals its corresponding angle, so alternate interior angles are equal.