0
draw line down the middle and fold over without overlap
or
point mirror down centre point and see if there is same shape
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∙ 14y ago
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How do you know that a figure does not have rotational symmetry?
When you rotate it around a point found in the middle of the figure 180 degrees. For example, H does have rotational symmetry however, E doesn't
How do you tell if something has rotational symmetry?
A figure has rotational symmetry if you can turn it about a figure.
What is a rotatinal symmetry?
it is a figure that rotates around aline of symmetry
What is a figure with no symmetry lines?
a polygon
What figure has 3lines of symmetry?
A triangle
How do you know that a figure does not have rotational symmetry?
When you rotate it around a point found in the middle of the figure 180 degrees. For example, H does have rotational symmetry however, E doesn't
How do you tell if something has rotational symmetry?
A figure has rotational symmetry if you can turn it about a figure.
How do you know if a figure has rotational symmetry?
Visual inspection. It's usually pretty obvious.
If a figure has rotational symmetry does it have line symmetry?
yes
What figure has reflection symmetry and line symmetry?
square
What is a figure that has point symmetry but not line symmetry?
The letters S and N have point symmetry but not line symmetry.
What geometric figure does not have a line of symmetry?
A parallelogram does not have a line of symmetry.
Is it true that a figure with no lines of symmetry have rotational symmetry?
yes
What is a rotatinal symmetry?
it is a figure that rotates around aline of symmetry
What figure has both line symmetry and rotational symmetry?
A circle and square.
A figure with three line of symmetry?
draw line of symmetry for 20
What is a symmetry figure?
an isosceles triangle
