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SYMMETRY. Section 106. Mar 231:37 PM. Line Symmetry. A figure has line symmetry when ... How many lines of symmetry does a parallelogram have?
Typology: Schemes and Mind Maps
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Mar 231:31 PM
Mar 231:37 PM Line Symmetry A figure has line^ symmetry^ when you can draw a line through the middle and each half is a mirror image of the other. The line is called a line of symmetry.
Mar 231:37 PM Example 1 Draw all lines of symmetry for each figure. Mar 231:37 PM Example 2 Draw all lines of symmetry for each figure.
Mar 231:37 PM Why does a parallelogram seem symmetric if it has no lines of symmetry? A parallelogram has what is called rotational symmetry. Mar 231:37 PM Rotational Symmetry A figure has rotational^ symmetry^ when you can rotate it less than and it looks exactly as it did before you rotated it.
Mar 231:37 PM Example 3 Determine whether each figure has rotational symmetry.