# Symmetry

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question
If the smallest angle of rotation for a regular polygon is 18Â°, how many sides does polygon have?
c. 20
question
Which set of side lengths represents a triangle with 3 lines of reflectional symmetry?
c. 5, 5, 5
question
Which figure shows a line of reflectional symmetry for the letter T?
c. Figure C
question
What is the order of rotational symmetry for a rhombus?
b. 2
question
A regular polygon has 15 sides. Which is a possible angle of rotational symmetry for the figure?
c. 72Â°
question
How many lines of reflectional symmetry does an equilateral triangle have?
3
question
Which triangle has 0 reflectional symmetries?
a. triangle 1
question
Which letter in the word HAPPY has an order 2 rotational symmetry?
a. H
question
Which statements are true about the lines of symmetry of a regular pentagon? Check all that apply.
Every line bisects a vertex angle. Every line bisects a side. Every line is perpendicular to a side.
question
Which figure has an order 3 rotational symmetry?
b. equilateral triangle
question
What is the smallest angle of rotational symmetry for a square?
90Â°
question
How can a regular hexagon be folded to shown that it has reflectional symmetry?
c. Fold the hexagon along a line that bisects two vertex angles.
question
If a quadrilateral has exactly 2 lines of symmetry, and both are angle bisector a, then which statement would be true?