Symmetry

Question 1

Which type of triangle will always have at least 1-fold reflectional symmetry?

Revolt · Accepted Answer

isosceles triangle

Question 2

If a quadrilateral has exactly 2 lines of symmetry, and both are angle bisectors, then which statement would be true?

Revolt · Accepted Answer

The figure could be a rhombus because the 2 lines of symmetry bisect the angles.

Question 3

Which angle of rotation is an angle of rotational symmetry for all figures?

Revolt · Accepted Answer

360°

Question 4

Which letter in the word HAPPY has an order 2 rotational symmetry?

Revolt · Accepted Answer

H

Question 5

Which figure has the same order of rotational symmetry as a rectangle?

Revolt · Accepted Answer

rhombus

Question 6

How can a regular hexagon be folded to show that it has reflectional symmetry?

Revolt · Accepted Answer

Fold the hexagon along a line that bisects two vertex angles.

Question 7

A regular polygon has 15 sides. Which is a possible angle of rotational symmetry for the figure?

Revolt · Accepted Answer

72°

Question 8

If the smallest angle of rotation for a regular polygon is 18°, how many sides does polygon have?

Revolt · Accepted Answer

20

Question 9

Which figure has an order 3 rotational symmetry?

Revolt · Accepted Answer

equilateral triangle

Question 10

An equilateral triangle with all equal side lengths and angle measures.

Revolt · Accepted Answer

3

Symmetry Answers