Determine if the biconditional is true. if false, give a counterexample.
an angle is a right a...
Mathematics, 01.10.2019 05:00 batmanmarie2004
Determine if the biconditional is true. if false, give a counterexample.
an angle is a right angle if and only if it is not obtuse.
false; m∠1 = 120°, ∠1 is not a right angle
false; m∠1 = 70°, ∠1 is not a right angle
false; m∠1 = 90°, ∠1 is not an obtuse angle
true
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