# 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 seven hundred sixty-two million two hundred thirty-eight thousand nine hundred one

### Interesting facts

• 762238901 has 8 divisors, whose sum is 768348504
• The reverse of 762238901 is 109832267
• Previous prime number is 197

### Basic properties

• Is Prime? no
• Number parity odd
• Number length 9
• Sum of Digits 38
• Digital Root 2

### Name

Name one billion one hundred forty-six million three hundred seventy-seven thousand seven hundred eighty-nine

### Interesting facts

• 1146377789 has 4 divisors, whose sum is 1146482556
• The reverse of 1146377789 is 9877736411
• Previous prime number is 12413

### Basic properties

• Is Prime? no
• Number parity odd
• Number length 10
• Sum of Digits 53
• Digital Root 8

### Name

Name one billion eight hundred twenty-one million six hundred eighty-three thousand nine hundred ninety-seven

### Interesting facts

• 1821683997 has 16 divisors, whose sum is 2606640960
• The reverse of 1821683997 is 7993861281
• Previous prime number is 41

### Basic properties

• Is Prime? no
• Number parity odd
• Number length 10
• Sum of Digits 54
• Digital Root 9