This is an arithmetic the common difference is 11.
so 19-11 is 8
8-11 is 3 etc...
I reallly dont know but that long is going to end up long
ANSWER
My answer is in the photo above
Answer:
28
Step-by-step explanation:
Since, Sum of triangle is equal to 180°
180 = 2x + 50 + 3x - 10
180 = 5x + 40
180 - 40 = 5x
140 = 5x
140/5 = x
28 = x
Answer:
6)C,120
7)B,60°
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