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### Course: 7th grade (Eureka Math/EngageNY)>Unit 1

Lesson 1: Topic A: Proportional relationships

# Proportional relationships

You might need: Calculator

## Problem

Rectangle A has side lengths of 6, start text, space, c, m, end text and 3, point, 5, start text, space, c, m, end text. The side lengths of rectangle B are proportional to the side lengths of rectangle A.
What could be the side lengths of rectangle B?