Geometry: An Interactive Journey to Mastery

Lesson 11: Making Use of Linear Equations

2. Find the slopes of each of the following.
   D௘ͽ $OLQHSDUDOOHOWRWKHOLQHWKURXJKWKHRULJLQDQGWKHSRLQWͼ௘௘ͽ
   E௘ͽ $OLQHSHUSHQGLFXODUWRWKHOLQHWKDWSDVVHVWKURXJKͼ௘௘ͽDQGͼ௘í௘ͽ
   F௘ͽ $OLQHSDUDOOHOWRWKHxD[LV


3. A line intersecting the xD[LVDWͼ௘௘ͽKDVVORSH)LQGLWVyLQWHUFHSW


4. A line of slope ^43 contains P ͼ௘௘ͽDQGQ ͼ௘k௘ͽ:KDWLVk?


5. A line intersects the yD[LVDWy = 8 and the xD[LVDWx í:ULWHDQHTXDWLRQIRUWKHOLQH


6. P ͼ௘௘ͽQ ͼ௘í௘ͽR ͼ௘b, b௘ͽ Find a value for b that makes PQHJJG HJJAQRG.


7. A ͼ௘௘ͽB ͼ௘௘ͽC ͼ௘í௘ͽD ͼ௘aí௘ͽ Find a value for a that makes HJJAB CDG HJJG||.