If the perimeter is 14. Add 2,4, and 5 which is 11. Then find out how many meters does it take to get from 11 to 14. In this case the answer is 3
Well you can start by drawing a triangle with the information
the size of angle B can be found using the Law of Sine

the size of angle C can be found using angle sum of a triangle.
The length of side c can be found using the Law of Cosines

hope it helps
Answer:
57.5 degrees
Step-by-step explanation:
Assuming this is a triangle
a is adjacent is ∠B
b is opposite of ∠B
Use the inverse tangent equation: 
This equals to 57.52880771
Answer:
a wanna
Step-by-step explanation: