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en.wikipedia.org/wiki/Rotation_formalisms_in_three_dimensions

In geometry, various formalisms exist to express a rotation in three dimensions as a ... One can also understand "pure" rotations as linear maps in a vector space ... Euler's rotation theorem dictates, the rotation matrix has only three degrees of .... The angle adds the third degree of freedom to this rotation representation.

en.wikipedia.org/wiki/Degrees_of_freedom_(mechanics)

In physics, the degree of freedom (DOF) of a mechanical system is the number of independent ... The position of a single car (engine) moving along a track has one degree of ... consisting of two components of translation and one angle of rotation. ... A non-rigid or deformable body may be thought of as a collection of many ...

How many degrees does a right angle have? ... Null angles is a term used in mathematics to describe the conceptbetween 2 different tangent directions at a ...

www.mathopenref.com/angle.html

Definition of an angle. ... If we want to talk about the size, or measure, of the angle in degrees, we should say ... However, many times we will see '∠ABC=34°'. ... angles have some extra properties: They can have a measure greater than 360°,  ...

www.mathsisfun.com/geometry/straight-angle.html

A straight angle is 180 degrees ... A straight angle changes the direction to point the opposite way. Sometimes people say "You did a complete 180 on that!

Jan 5, 2017 ... Nothing like "Will I ever get a girlfriend" etc. ... As much as we love answering questions here, it doesn't help when we see repeat questions on the front ... A circle is 360 degrees. ... With a sphere you will need two angles.

An acute angle measures less than 90 degrees. A right ... null. Measuring Angles. Sometimes it is hard to tell the size just by looking at the angle, so you have to ... A Protractor Measuring 90 degrees ... But, just like your family, all acute angles do not look the same. ... Many Different Acute Angles - All Less Than 90 Degrees  ...

www.phys.hawaii.edu/~anita/new/papers/militaryHandbook/antennas.pdf

5. Antenna with a 20 degree beamwidth has a 20 dB gain. 6. 3 dB beamwidth is approximately equal to the angle from the peak of the power to the first null (see ...