Question

line symmetry
how many lines of symmetry does the figure have?

Explanation:

Step1: Recall line - symmetry concept

A line of symmetry divides a figure into two congruent parts.

Step2: Analyze regular octagon

A regular octagon has 8 lines of symmetry. One type is through opposite vertices and the other is through the mid - points of opposite sides.

Answer:

D. 8