Answer:
ccccc
Step-by-step explanation:
We see that the second definition is not a good definition. We want both parts to have the same truth value, but we see that we can have two angles created by a ray that are not equal. That means the antecedent is false but the consequence is true, which means it's not an iff statement, and a bad definition in this context.
Answer:
O -2√2
Step-by-step explanation:
= 3√2 - 5√2
= √2 ( 3-5 )
= -2√2
( [72-60] / 72 )*100 = 50 / 3 = 16.7 %
I believe the answer is the last one. I hope this helps love! :)