alejandragama alejandragama

02-09-2016
Mathematics

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evaluate cot 45°. help I need help with homework

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BCPowerhouse BCPowerhouse

02-09-2016

Cot is the same as the Cos divided by Sin. Using a unit circle, we know that 45°= (√2)/2

The Cos of (√2)/2 is equal to the Sin of (√2)/2.

When a number is divided by an equal number, the dividend is equal to one.

Thus, the Cot 45° is equal to one.

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