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What is the formula for rotating a shape 90 degrees?

Updated: 12/18/2022

Wiki User

∙ 11y ago

Best Answer

The rotation matrix for a 90° rotation is [[0,-1],[1,0]]

More simply, if our shape is a function of x and y, we swap x and y and then negate y.

For instance: if our function is y=x, then the 90° rotation would be x=-y

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How do you rotate a figure 270 degrees?

Rotating a figure 270 degrees is like rotating the figure to the left 90 degrees. I am not sure what formula or rule you use. *Joe Jonas Rocks*

What is a shape that has one 90 degrees angle?

A Right Isosceles Triangle is a shape that has one 90° angle. 90 degrees + the other two angles add up to 180 degrees.

Rotating a triangle by 90 degrees will change the measures of the interior angles by?

0

What is a shape that is 90 degrees?

It is a right angle

Not a shape it has one vertex angle of the vertex is 90 degrees what shape is it?

L shape

Related questions

How do you rotate a figure 270 degrees?

Rotating a figure 270 degrees is like rotating the figure to the left 90 degrees. I am not sure what formula or rule you use. *Joe Jonas Rocks*

How do you move 1 degrees to 90 degrees on a alignment sheet on excel?

Rotating Text

What is a shape that has one 90 degrees angle?

A Right Isosceles Triangle is a shape that has one 90° angle. 90 degrees + the other two angles add up to 180 degrees.

What is the definition for east?

"East" is a directional term that refers to the direction you would face when observing the sun rise. It can also be found by rotating 90 degrees clockwise from north, or by rotating 90 degrees counterclockwise from south.

What shape has 2 angles at 90 degrees?

A restangle can be it but it has 4 angles at 90 degrees.

Rotating a triangle by 90 degrees will change the measures of the interior angles by?

0

What is a shape that is 90 degrees?

It is a right angle

Not a shape it has one vertex angle of the vertex is 90 degrees what shape is it?

L shape

What shape has angles greater than 90 degrees?

Any shape that has more than 4 sides has all angles bigger than 90 degrees.

What shape has angles that add up to 360 degrees?

Square 90.______90. |. | |. | 90.______ 90.

What is a shape with a 90 degrees angle?

A square, A rectangle

What is an acute angle of a shape?

An acute angle is an angle of a shape under 90 degrees, an angle over 90 degrees is called an obtuse angle. hope this helps!:D

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