Solve the Triangle a=100 , b=120 , c=85

Solve the Triangle a=100 , b=120 , c=85
, ,
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.
Simplify 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 .
Cancel the common factor of and .
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Factor out of .
Cancel the common factors.
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Factor out of .
Cancel the common factor.
Rewrite the expression.
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.
Simplify the results.
Tap for more steps...
Simplify the numerator.
Tap for more steps...
Raise to the power of .
Raise to the power of .
Raise to the power of .
Multiply by .
Add and .
Subtract from .
Simplify the denominator.
Tap for more steps...
Multiply by .
Multiply by .
Cancel the common factor of and .
Tap for more steps...
Factor out of .
Cancel the common factors.
Tap for more steps...
Factor out of .
Cancel the common factor.
Rewrite 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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Name

Name six hundred forty-nine million seven hundred five thousand sixty-eight

Interesting facts

  • 649705068 has 32 divisors, whose sum is 1676661120
  • The reverse of 649705068 is 860507946
  • Previous prime number is 31

Basic properties

  • Is Prime? no
  • Number parity even
  • Number length 9
  • Sum of Digits 45
  • Digital Root 9

Name

Name one billion eight hundred fourteen million two hundred eleven thousand six hundred thirty-five

Interesting facts

  • 1814211635 has 8 divisors, whose sum is 2182740480
  • The reverse of 1814211635 is 5361124181
  • Previous prime number is 383

Basic properties

  • Is Prime? no
  • Number parity odd
  • Number length 10
  • Sum of Digits 32
  • Digital Root 5

Name

Name seven hundred seventy million fifty-four thousand nine hundred sixty-six

Interesting facts

  • 770054966 has 4 divisors, whose sum is 1155082452
  • The reverse of 770054966 is 669450077
  • Previous prime number is 2

Basic properties

  • Is Prime? no
  • Number parity even
  • Number length 9
  • Sum of Digits 44
  • Digital Root 8