Find the indicated angle or side. Give an exact answer.
Find the exact length of side a.
                                             
                                          
                                          
                                        
											 
											Answer:
If you follow c²=a²+b² you can find your solution or you can do it with the cosinus rule/ sinus rule. But i don't see the side a remarked in your picture so i don't know which one you want to calculate.
Step-by-step explanation: