Special Angle Pairs
Free to teach as-is — the teacher guide, student handout, and slides are included.
Free — we'll email you an access link. Google Docs format.
Objective
I can solve for unknown angle measures by applying the properties of complementary, supplementary, and linear pair relationships.
Part 1 of 3
Warm-up video
Unknown Channel · 5:00
We don't generate video — this one is by Unknown Channel on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.
Part 2 of 3
Practice
7 questions
Define complementary angles, supplementary angles, and vertical angles. Provide an example of each.
Two angles form a linear pair. If one angle measures 135°, what is the measure of the other angle? Explain your reasoning.
Part 3 of 3
Exit ticket
Quick comprehension check
“∠𝐴𝐵𝐶 and ∠𝐶𝐵𝐷 form a linear pair. If m∠𝐴𝐵𝐶 = 125°, find the measure of ∠𝐶𝐵𝐷. ∠𝑃𝑄𝑅 and ∠𝑅𝑄𝑆 are complementary angles. If m∠𝑃𝑄𝑅 = 62°, find the measure of ∠𝑅𝑄𝑆. ”
Sample answer included in the free materials
Get the materials
Teacher guide, student handout, and slides — free, in Google Docs format
Teacher Guide
Complete lesson plan with answer keys and alternate activities
Student Handout
Printable worksheet
Slides
Ready to present
We'll ask for your email to send your access link — nothing else.
Teaching a group at a different level?
Where are your students right now? We'll rebuild this lesson to match — including the teacher guide, student handout, and slides, saved to your Google Drive.
Adapt This Lesson
