Each angle is the same size. Each angle is 60°. Image caption, An equilateral triangle has three lines of symmetry. There are three ways the triangle can be cut into a pair of mirrored halves.

Peg uses a magic ukulele to find the line of symmetry on shapes. Peg uses a magic ukulele to find the line of symmetry on shapes that form steps. The steps should lead her to the Kingdom of Day ...

b. Or “The points can cross the line of symmetry”. c. Students will gain an awareness of the property of equidistant. You might hear them say, “The point on one side of the line is the same distance ...

Big Idea – We can describe, measure, and compare spatial relationships. to build on students' knowledge of line symmetry and develop students' reasoning with properties of symmetry to develop an ...