Geometry
Section 2.3-2.4 Quiz
Name:______________________________
1. Use deductive reasoning to determine the outcome.
If it’s Saturday, then Mary goes shopping.
If Mary goes shopping, then she spends a lot of money.
Conclusion:____________________________________________________________
2. Use deductive reasoning to determine the outcome.
If a polygon has three sides, then the polygon is a triangle.
The polygon is not a triangle.
Conclusion:______________________________________________________________
3. Use the diagram to the right and list the property that justifies each step for finding z.
1)
z  4z 10  90
1)_______________________
2)
5z 10  90
2)________________________
3)
5z  100
3)________________________
4)
z  100
4)_________________________
________________________________________________________________________________________
Geometry
Section 2.3-2.4 Quiz
Name:______________________________
1. Use deductive reasoning to determine the outcome.
If it’s Saturday, then Mary goes shopping.
If Mary goes shopping, then she spends a lot of money.
Conclusion:____________________________________________________________
2. Use deductive reasoning to determine the outcome.
If a polygon has three sides, then the polygon is a triangle.
The polygon is not a triangle.
Conclusion:______________________________________________________________
3. Use the diagram to the right and list the property that justifies each step for finding z.
1)
z  4z 10  90
1)_______________________
2)
5z 10  90
2)________________________
3)
5z  100
3)________________________
4)
z  100
4)_________________________