Day 5: Parallel & Perpendicular Lines

Key Question: Why do payday loans present their term lengths in odd ways?

Content: Parallel Lines | Perpendicular Lines | Negative Reciprocal

New to this site? Read our nonpartisan tips for teaching math on civic topics.

Hook Video

Play this hook video at the beginning of class, to set up the lesson.

Student Items

Handout: pdf, docx

Desmos: link

Teacher Items

Handout Key: pdf, docx

Slide Deck: ppt, pdf