Ex 9.1, 1

Last updated at October 5, 2026 by

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Ex 9.1, 1 Frame the converse for each of the propositions in Questions 1–12. Then, determine if each of the two statements is true or not. Justify the true statements and give a counterexample for each false statement. If two lines are parallel, then the corresponding angles formed by a transversal are equal. Let’s write Proposition and Converse first Proposition: If two lines are parallel, then the corresponding angles formed by a transversal are equal. Converse: If the corresponding angles formed by a transversal intersecting two lines are equal, then the two lines are parallel. Checking if Proposition is true Proposition: If two lines are parallel, then the corresponding angles formed by a transversal are equal. This is true Checking if Converse is true Converse: If the corresponding angles formed by a transversal intersecting two lines are equal, then the two lines are parallel. This is also true

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CA Maninder Singh is a Chartered Accountant qualified since 2010 and an educator teaching since 2006. At Teachoo, he draws on his accounting and tax experience to explain Accounts, Income Tax and GST through step-by-step lessons and practical examples.

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