Question

how many lines of symmetry does this equilateral triangle have?

Explanation:

Step1: Recall line - symmetry concept

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

Step2: Analyze equilateral triangle

For an equilateral triangle, we can draw a line from each vertex to the mid - point of the opposite side.

Step3: Count the lines

There are 3 such lines.

Answer:

3