Answer:
That means that B+C=128°
Step-by-step explanation:
(I think that there's an error in the task itself though C + the outer angle should be 180°)
The answer is 9
All you need to do is divide the two numbers and you will get 9. Trust me I did this one:)
the last answer
120 in
(5 in * 12 in)/2 = 30 in
30 in * 4 = 120 in
I hope that helps :D
,
