EDGE Math 8

From each given set of arguments, a conclusion was formed. Choose "Yes" if the conclusion is valid; otherwise, choose "No."

1.	Arguments:	For every two distinct points, there is exactly one line containing them. Points A and B are distinct.
	Conclusion:	There is exactly one line containing points A and B.

Yes

Answer: Yes

2.	Arguments:	Angles that measure less than 90° are acute. Angle 1 is acute.
	Conclusion:	The measure of $∠ 1$ is less than 90°.

Yes

Answer: Yes

3.	Arguments:	If two lines intersect, their intersection contains only one point. Point A lies on both l and m. Point B lies on both l and m.
	Conclusion:	Lines m and n intersect.

Yes

Answer: No

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