Activity 1 for lessons 1.1, 1.2 and 1.3
Activity 1 for lessons 1.1, 1.2 and 1.3
Which square—large, medium, or small—covers more of the plane? Explain your reasoning.

Find the area of each shaded region. Show and explain your reasoning.
Find the area of this shape. Explain your reasoning.
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Which equation can be used to find the area of this shape?
