# Solve the Triangle tri{4}{}{4}{}{2}{}

Solve the Triangle tri{4}{}{4}{}{2}{}
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.
Simplify the numerator.
Raise to the power of .
Raise to the power of .
Raise to the power of .
Multiply by .
Subtract from .
Simplify the denominator.
Multiply by .
Multiply by .
Cancel the common factor of and .
Factor out of .
Cancel the common factors.
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.
Simplify the numerator.
Raise to the power of .
Raise to the power of .
Raise to the power of .
Multiply by .
Subtract from .
Simplify the denominator.
Multiply by .
Multiply by .
Cancel the common factor of and .
Factor out of .
Cancel the common factors.
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 .
Move all terms not containing to the right side of the equation.
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 nine hundred ninety-one million three hundred eighty-six thousand seven hundred thirty-eight

### Interesting facts

• 991386738 has 32 divisors, whose sum is 2644420032
• The reverse of 991386738 is 837683199
• Previous prime number is 6301

### Basic properties

• Is Prime? no
• Number parity even
• Number length 9
• Sum of Digits 54
• Digital Root 9

### Name

Name three hundred twenty-three million two hundred eighty-four thousand three hundred twenty-nine

### Interesting facts

• 323284329 has 8 divisors, whose sum is 574727712
• The reverse of 323284329 is 923482323
• Previous prime number is 3

### Basic properties

• Is Prime? no
• Number parity odd
• Number length 9
• Sum of Digits 36
• Digital Root 9

### Name

Name one billion two hundred forty-four million three hundred thirty-nine thousand five hundred twenty-five

### Interesting facts

• 1244339525 has 64 divisors, whose sum is 2121977088
• The reverse of 1244339525 is 5259334421
• Previous prime number is 131

### Basic properties

• Is Prime? no
• Number parity odd
• Number length 10
• Sum of Digits 38
• Digital Root 2