Answer: 112°
Step-by-step explanation:
a straight line only has 180° at all times so it is a matter of subtraction. 180-68 is 112° so from there you can find #2 as 68°, #3 as 90° and #4 as 90°, and so on.
I think it is D..
.
BMK
Answer:
17 I think because as know that 34-17 is 17.
A 1367
