Find the Other Trig Values in Quadrant I sin(60 degrees )=( square root of 3)/2

$\sin (60 °) = \frac{\sqrt{3}}{2}$

Use the definition of sine to find the known sides of the unit circle right triangle. The quadrant determines the sign on each of the values.

$\sin (60 °) = \frac{opposite}{hypotenuse}$

Find the adjacent side of the unit circle triangle. Since the hypotenuse and opposite sides are known, use the Pythagorean theorem to find the remaining side.

$Adjacent = \sqrt{{hypotenuse}^{2} - {opposite}^{2}}$

Replace the known values in the equation.

$Adjacent = \sqrt{{(2)}^{2} - {(\sqrt{3})}^{2}}$

Simplify inside the radical.

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Raise $2$ to the power of $2$ .

Adjacent $= \sqrt{4 - {(\sqrt{3})}^{2}}$

Rewrite ${\sqrt{3}}^{2}$ as $3$ .

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Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt{3}$ as $3^{\frac{1}{2}}$ .

Adjacent $= \sqrt{4 - {(3^{\frac{1}{2}})}^{2}}$

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

Adjacent $= \sqrt{4 - 3^{\frac{1}{2} \cdot 2}}$

Combine $\frac{1}{2}$ and $2$ .

Adjacent $= \sqrt{4 - 3^{\frac{2}{2}}}$

Cancel the common factor of $2$ .

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Cancel the common factor.

Adjacent $= \sqrt{4 - 3^{\frac{2}{2}}}$

Rewrite the expression.

Adjacent $= \sqrt{4 - 3}$

Evaluate the exponent.

Adjacent $= \sqrt{4 - 1 \cdot 3}$

Multiply $- 1$ by $3$ .

Adjacent $= \sqrt{4 - 3}$

Subtract $3$ from $4$ .

Adjacent $= \sqrt{1}$

Any root of $1$ is $1$ .

Adjacent $= 1$

Find the value of cosine.

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Use the definition of cosine to find the value of $\cos (60 °)$ .

$\cos (60 °) = \frac{adj}{hyp}$

Substitute in the known values.

$\cos (60 °) = \frac{1}{2}$

Find the value of tangent.

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Use the definition of tangent to find the value of $\tan (60 °)$ .

$\tan (60 °) = \frac{opp}{adj}$

Substitute in the known values.

$\tan (60 °) = \frac{\sqrt{3}}{1}$

Divide $\sqrt{3}$ by $1$ .

$\tan (60 °) = \sqrt{3}$

Find the value of cotangent.

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Use the definition of cotangent to find the value of $\cot (60 °)$ .

$\cot (60 °) = \frac{adj}{opp}$

Substitute in the known values.

$\cot (60 °) = \frac{1}{\sqrt{3}}$

Simplify the value of $\cot (60 °)$ .

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Multiply $\frac{1}{\sqrt{3}}$ by $\frac{\sqrt{3}}{\sqrt{3}}$ .

$\cot (60 °) = \frac{1}{\sqrt{3}} \cdot \frac{\sqrt{3}}{\sqrt{3}}$

Combine and simplify the denominator.

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Multiply $\frac{1}{\sqrt{3}}$ and $\frac{\sqrt{3}}{\sqrt{3}}$ .

$\cot (60 °) = \frac{\sqrt{3}}{\sqrt{3} \sqrt{3}}$

Raise $\sqrt{3}$ to the power of $1$ .

$\cot (60 °) = \frac{\sqrt{3}}{\sqrt{3} \sqrt{3}}$

Raise $\sqrt{3}$ to the power of $1$ .

$\cot (60 °) = \frac{\sqrt{3}}{\sqrt{3} \sqrt{3}}$

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$\cot (60 °) = \frac{\sqrt{3}}{{\sqrt{3}}^{1 + 1}}$

Add $1$ and $1$ .

$\cot (60 °) = \frac{\sqrt{3}}{{\sqrt{3}}^{2}}$

Rewrite ${\sqrt{3}}^{2}$ as $3$ .

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Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt{3}$ as $3^{\frac{1}{2}}$ .

$\cot (60 °) = \frac{\sqrt{3}}{{(3^{\frac{1}{2}})}^{2}}$

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$\cot (60 °) = \frac{\sqrt{3}}{3^{\frac{1}{2} \cdot 2}}$

Combine $\frac{1}{2}$ and $2$ .

$\cot (60 °) = \frac{\sqrt{3}}{3^{\frac{2}{2}}}$

Cancel the common factor of $2$ .

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Cancel the common factor.

$\cot (60 °) = \frac{\sqrt{3}}{3^{\frac{2}{2}}}$

Rewrite the expression.

$\cot (60 °) = \frac{\sqrt{3}}{3}$

Evaluate the exponent.

$\cot (60 °) = \frac{\sqrt{3}}{3}$

Find the value of secant.

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Use the definition of secant to find the value of $\sec (60 °)$ .

$\sec (60 °) = \frac{hyp}{adj}$

Substitute in the known values.

$\sec (60 °) = \frac{2}{1}$

Divide $2$ by $1$ .

$\sec (60 °) = 2$

Find the value of cosecant.

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Use the definition of cosecant to find the value of $\csc (60 °)$ .

$\csc (60 °) = \frac{hyp}{opp}$

Substitute in the known values.

$\csc (60 °) = \frac{2}{\sqrt{3}}$

Simplify the value of $\csc (60 °)$ .

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Multiply $\frac{2}{\sqrt{3}}$ by $\frac{\sqrt{3}}{\sqrt{3}}$ .

$\csc (60 °) = \frac{2}{\sqrt{3}} \cdot \frac{\sqrt{3}}{\sqrt{3}}$

Combine and simplify the denominator.

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Multiply $\frac{2}{\sqrt{3}}$ and $\frac{\sqrt{3}}{\sqrt{3}}$ .

$\csc (60 °) = \frac{2 \sqrt{3}}{\sqrt{3} \sqrt{3}}$

Raise $\sqrt{3}$ to the power of $1$ .

$\csc (60 °) = \frac{2 \sqrt{3}}{\sqrt{3} \sqrt{3}}$

Raise $\sqrt{3}$ to the power of $1$ .

$\csc (60 °) = \frac{2 \sqrt{3}}{\sqrt{3} \sqrt{3}}$

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$\csc (60 °) = \frac{2 \sqrt{3}}{{\sqrt{3}}^{1 + 1}}$

Add $1$ and $1$ .

$\csc (60 °) = \frac{2 \sqrt{3}}{{\sqrt{3}}^{2}}$

Rewrite ${\sqrt{3}}^{2}$ as $3$ .

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Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt{3}$ as $3^{\frac{1}{2}}$ .

$\csc (60 °) = \frac{2 \sqrt{3}}{{(3^{\frac{1}{2}})}^{2}}$

Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$\csc (60 °) = \frac{2 \sqrt{3}}{3^{\frac{1}{2} \cdot 2}}$

Combine $\frac{1}{2}$ and $2$ .

$\csc (60 °) = \frac{2 \sqrt{3}}{3^{\frac{2}{2}}}$

Cancel the common factor of $2$ .

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Cancel the common factor.

$\csc (60 °) = \frac{2 \sqrt{3}}{3^{\frac{2}{2}}}$

Rewrite the expression.

$\csc (60 °) = \frac{2 \sqrt{3}}{3}$

Evaluate the exponent.

$\csc (60 °) = \frac{2 \sqrt{3}}{3}$

This is the solution to each trig value.

$\sin (60 °) = \frac{\sqrt{3}}{2}$

$\cos (60 °) = \frac{1}{2}$

$\tan (60 °) = \sqrt{3}$

$\cot (60 °) = \frac{\sqrt{3}}{3}$

$\sec (60 °) = 2$

$\csc (60 °) = \frac{2 \sqrt{3}}{3}$

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