Question

determine whether the conclusion is valid based on the given information. select valid or invalid. explain your reasoning. given: right angles are congruent. ∠1 and ∠2 are right angles. conclusion: ∠1 ≅ ∠2

Explanation:

Since it is given that right angles are congruent and ∠1 and ∠2 are right angles, by the substitution property (if \(a = b\) and \(c=a\), then \(c = b\)), we can substitute ∠1 and ∠2 into the statement about right - angles being congruent.

Answer:

valid