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Sin (pi/2-A) Formula

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Sin (pi/2-A) is the value of the trigonometric sine function of the difference between pi/2(90 degrees) and the given angle A, which shows shifting of angle -A by pi/2. Check FAQs

sin (π/2-A) = \cos (A)

sin_(π/2-A) - Sin (pi/2-A)?A - Angle A of Trigonometry?

Sin (pi/2-A) Example

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Here is how the Sin (pi/2-A) equation looks like with Values.

Here is how the Sin (pi/2-A) equation looks like with Units.

Here is how the Sin (pi/2-A) equation looks like.

0.9397 = \cos (20)

0.9397 = \cos (20°)

0.9397 = \cos (20)

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Sin (pi/2-A) Solution

Follow our step by step solution on how to calculate Sin (pi/2-A)?

FIRST Step Consider the formula

sin (π/2-A) = \cos (A)

Next Step Substitute values of Variables

∴

sin (π/2-A) = \cos (20°)

Next Step Convert Units

∴

sin (π/2-A) = \cos (0.3491rad)

Next Step Prepare to Evaluate

∴

sin (π/2-A) = \cos (0.3491)

Next Step Evaluate

∴

sin (π/2-A) = 0.939692620785931

LAST Step Rounding Answer

∴

sin (π/2-A) = 0.9397

Sin (pi/2-A) Formula Elements

Variables

Functions

Sin (pi/2-A)

Sin (pi/2-A) is the value of the trigonometric sine function of the difference between pi/2(90 degrees) and the given angle A, which shows shifting of angle -A by pi/2.

Symbol: sin_(π/2-A)

Measurement: NAUnit: Unitless

Note: Value should be between -1.01 to 1.01.

Formulas to find Sin (pi/2-A)

Angle A of Trigonometry

Angle A of Trigonometry is the value of the variable angle used to calculate Trigonometric Identities.

Symbol: A

Measurement: AngleUnit: °

Note: Value should be between 0 to 90.

Formulas to find Angle A of Trigonometry

cos

Cosine of an angle is the ratio of the side adjacent to the angle to the hypotenuse of the triangle.

Syntax: cos(Angle)

Other formulas in Periodicity or Cofunction Identities category

Go Cos (pi/2-A)

cos (π/2-A) = \sin (A)

Go Tan (pi/2-A)

tan (π/2-A) = \cot (A)

Go Tan (3pi/2-A)

tan (3π/2-A) = \cot (A)

Go Sin (3pi/2-A)

sin (3π/2-A) = (- \cos (A))

How to Evaluate Sin (pi/2-A)?

Sin (pi/2-A) evaluator uses Sin (pi/2-A) = cos(Angle A of Trigonometry) to evaluate the Sin (pi/2-A), The Sin (pi/2-A) formula is defined as the value of the trigonometric sine function of difference between pi/2(90 degrees) and the given angle A, which shows shifting of angle -A by pi/2. Sin (pi/2-A) is denoted by sin_(π/2-A) symbol.

How to evaluate Sin (pi/2-A) using this online evaluator? To use this online evaluator for Sin (pi/2-A), enter Angle A of Trigonometry (A) and hit the calculate button.

FAQs on Sin (pi/2-A)

What is the formula to find Sin (pi/2-A)?

The formula of Sin (pi/2-A) is expressed as Sin (pi/2-A) = cos(Angle A of Trigonometry). Here is an example- 0.939693 = cos(0.3490658503988).

How to calculate Sin (pi/2-A)?

With Angle A of Trigonometry (A) we can find Sin (pi/2-A) using the formula - Sin (pi/2-A) = cos(Angle A of Trigonometry). This formula also uses Cosine function(s).

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