Solve the Triangle a equals sixty , b equals sixty minus seven , c equals seventy minus two

Solve the Triangle a=60 , b=67 , c=72
, ,
Use the law of cosines to find the unknown side of the triangle, given the other two sides and the included angle.
Find solution to the equation.
Substitute the known values into the equation.
Clarify the results.
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Clarify the numerator.
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Raise to the power of .
Raise to the power of .
Raise to the power of .
First, multiply by .
Add and .
Subtract from .
Clarify the denominator.
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First, multiply by .
First, multiply by .
Evaluate .
Use the law of cosines to find the unknown side of the triangle, given the other two sides and the included angle.
Solve the equation.
Substitute the known values into the equation.
Clarify the results.
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Simplify the numerator.
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Raise to the power of .
Raise to the power of .
Raise to the power of .
Multiply by .
Add and .
Subtract from .
Simplify the denominator.
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Multiply by .
Multiply by .
The common factor should be canceled of and .
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Factor out of .
The common factors should be canceled.
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Factor out of .
Cancel the common factor.
Reformulate the expression.
Evaluate .
The sum of all the angles in a triangle is degrees.
Solve the equation for .
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Add and .
Move all terms not containing to the right side of the equation.
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Subtract from both sides of the equation.
Subtract from .
These are the results for all angles and sides for the given triangle.
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