(a) Given triagle ABC, where a=17, b=21, and angle A=64 degree, find the missing angles . (Round each measure to the nearest whole number)
(b) Indicate the number of triangles that can be drawn with the given information
I really need help

Question

(a) Given triagle ABC, where a=17, b=21, and angle A=64 degree, find the missing angles . (Round each measure to the nearest whole number) 
 (b) Indicate the number of triangles that can be drawn with the given information 
I really need help

anonymous · Answer

C is 142 does 17+21 equals  38 and 180-38 = 142

anonymous · Answer

I am so confused

anonymous · Answer

What do you mean by a = 17 or b = 21. Are those the sides or angles?