standard_description: Determine whether a group of objects (up to 20) has an odd or even number of members, e.g., by pairing objects or counting them by 2s; write an equation to express an even number as a sum of two equal addends.
problem_activity: Problem 1
Which rectangle has an area of 24 square units?
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Problem 2
Myra tiled this figure with unit squares.
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What is the area of the figure?


aligns: no