Answer:
may be 11.460
sorry to say this but I'm not sure bout my answer
(ー_ー✿)
Answer:
Law of cosines to find missing measures
c^2= a^2+ b^2 - 2ab*cos(C)
Used because it is a SAS triangle
Step-by-step explanation:
This is known as a side, angle, side, or SAS triangle. We can find the missing measures by using the Law of cosines
c^2= a^2+b^2-2ab*cos(C)
4.6 - 3.9= .7cm which is 7mm