Back to Recognize a line of symmetry for a two-dimensional figure — Problem 4 · Task Set 28
Exercises: Recognizing and Drawing Lines of Symmetry
Work through each section in order. For every figure, apply the fold test: if you folded
the figure along the line, would the two halves match exactly? Equal-looking pieces are
not enough -- they must be mirror images.
Grade 4·25 problems·~35 min·Common Core Math - Grade 4·standard·4-g-a-3
Work through problems with immediate feedback
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Fluency Practice
1.
How many lines of symmetry does the equilateral triangle shown have?