This activity contains 4 problems. The first 2 allow the students to notice relationships of slopes and y-intercepts to the location of lines. The second 2 problems help the students find the relationships between the slopes of parallel and perpendicular lines. https://education.ti.com/en/activity/detail/activity-with-slope-including-a-study-of-parallel-and-perpendicular-lines
... of the Contest.
The Contest Entities assume no responsibility for computer system, phone line, hardware, software, third party sites, or program malfunctions or other errors, failures of any kinds, delayed computer transmissions or network, server, cable, satellite, Internet Service Provider (I... https://education.ti.com/en/promotion/confidencecountscontest/rules
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