standard_description: Use facts about supplementary, complementary, vertical, and adjacent angles in a multi-step problem to write and solve simple equations for an unknown angle in a figure.
problem_activity: Task
Each shape below has a line of symmetry. Draw a line of symmetry for each shape.
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Not every shape has an line of symmetry. Which of the four shapes below have a line of symmetry? Draw a line of symmetry on them.
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Some shapes have many lines of symmetry. Draw all the lines of symmetry you can on the shape below. How many are there?
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aligns: no