Answer:
I think its 1200 not sure though
Answer:
<h2>D.
</h2><h2>{x | x = all real numbers}</h2>
Step-by-step explanation:
The domain of a function is the set of input or argument values for which the function is real and defined.
The function has no undefined points nor domain constraints. Therefore, the domain is


Answer:C
Step-by-step explanation:
180-(60+40)=80°
C=80°
20/sin80. =a/sin40
a=(20sin40)÷sin80
=13.1
Step-by-step explanation:
this is your answer...,..