Answer:

Step-by-step explanation:
<u>Formula:</u> 




It’s b and c and i believe a
B. triangle ABC is isosceles. The angles add up 180 degrees.
It's greater than 117.859. Hope this helps
Answer:
26
Step-by-step explanation:
To evaluate this expression, all we have to do is substitute the given values of the variables into the expression. That is, replace every
in the expression with a
and every
in the expression with a 5.
Doing so, we get:

(Substitute given values into the expression)
(Evaluate exponential term)
(Add)
Hope this helps!