homechevron_rightProfessionalchevron_rightEngineering

Triangle angles for given triangle sides

This calculator computes triangle angles for given triangle sides using cosine law

triangle.JPG

This calculator computes triangle angles for given triangle sides using cosine law.

Cosine law:
c^2=a^2+b^2-2ab cos \gamma,
thus

\gamma = arccos( \frac{a^2+b^2-c^2}{2ab} )

For singular triange, where side lengths violate
a+b %3E c,
b+c %3E a,
a+c %3E b.

the results will be zeroes.

Created on PLANETCALC

Triangle angles for given triangle sides

Digits after the decimal point: 2
Angle alpha (degrees)
 
Angle beta (degrees)
 
Angle gamma (degrees)
 

Comments