• # Middle School Mathematics Algebra I Unit 1A

Subject: Mathematics
Course: Algebra I
Timeline: Varied
Unit 1A Title: Similar Triangles

Unit Overview:

This unit extends what students already know about unit rates and proportional relationships to linear equations and their graphs.

Unit Objectives:

By the end of Unit 1A, all students will be able to understand the connections between proportional relationships, lines, and linear equations.

Focus Standards:

CC.2.2.8.B.2 Understand the connections between proportional relationships, lines, and linear equations.

M08.B-E.2.1.2 Use similar right triangles to show and explain why the slope m is the same between any two distinct points on a non-vertical line in the coordinate plane.

Mathematical Practice Standards:

#1 Make sense of problems and persevere in solving them.
#2 Reason abstractly and quantitatively.
#3 Construct viable arguments and critique the reasoning of others.
#4 Model wit mathematics.
#5 Use appropriate tools strategically.
#6 Attend to precision.
#7 Look for and make use of structure.

Assessments:
• Quizzes