2. hypothesis 3. conclusion 4. not 100% sure if it is the first or the second... 5. cant see the venn diagram 6. conditional : if an angle is right, then it has a measure of 90 degrees converse : if an angle measures 90 degrees, then it is a right angle both are true 7. biconditional 8. I think it is the first one 9. no...not a good definition. counterexample : a helicopter 10. converse : if u live in Atlanta, then u live in the capitol of Georgia. 11. if a figure is a parallelogram, then it has 2 pairs of parallel sides if a figure has 2 pairs of parallel sides, then it is a parallelogram. but I am not 100% sure on this last one..sorry