U.4
Lines of Symmetry
Q4 · Apr–JunDecide whether a dashed line is a line of symmetry, and count a shape's lines of symmetry.
Level
Medium
Problems
Daniel Math Academy · Grade 4 MathLines of Symmetry
Skill U.4 · Triangles, quadrilaterals & symmetry · ★★☆ Medium · Quarter 4
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A line of symmetry folds a shape onto itself, so the two halves match exactly.
Example
Lines of symmetry:2
Think: A rectangle folds onto itself across the line through the middles of its long sides and the line through the middles of its short sides: 2 lines.
- 1Lines of symmetry:
- 2Lines of symmetry:
- 3Lines of symmetry:
- 4Lines of symmetry:
- 5Lines of symmetry:
- 6Lines of symmetry:
Daniel Math Academy · Grade 4 MathAnswer Key
U.4 Lines of Symmetry · ★★☆ Medium
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U. Triangles, quadrilaterals & symmetry4 skills
- U.1Acute, Right & Obtuse Triangles
- U.2Equilateral, Isosceles & Scalene Triangles
- U.3Classify Quadrilaterals
- U.4Lines of Symmetry