When do you use Deg, Rad and Gra and what do they mean?

Demo & explanation on setting the calculator.Radians and gradians are used in calculus, astronomy, surveying, in acoustic, light and in ballistic trajectory
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What is the difference between degrees and radians

In this lesson, we reviewed the difference between radians and degrees in trigonometry, before learning how to switch quickly between the two functions on a calculator.

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The difference between radians and degrees in calculators

How to convert radians to degrees. Pi radians are equal to 180 degrees: π rad = 180° One radian is equal 57.295779513 degrees: 1 rad = 180°/π = 57.295779513° The angle α in degrees is

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what does the deg and rad buttons on a calculator mean?

1 ° = π/180 rad ↔ 1 rad = 180°/π. Compared to other units, radian is preferred because of its natural nature. When applied, radian allows more interpretation in mathematics

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How to know when to put calculator in radian or degree mode?

For graphing calculators, press “Mode.”. If you are using degrees (generally, if you are in geometry), the calculator should be set to degrees or “deg.”. If you are using radians

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What`s DEG, RAD, GRAD on a calculator?

If the calculator is in degree mode the functions automatically assume that numbers they are given are in degrees; if it is in radian mode the functions automatically

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