Probably y = 8x. 56 = 8(7), so that works. Without more data, I couldn't say if it could be something else, so that's what I go with.
Answer:
1. 180° ∑triangle angles=180°
2. 2x
3. 52°
Answer:
(19.6,-12)
Step-by-step explanation:
Answer: Terminating
Step-by-step explanation: Although the 0 is repeating, a 0 doesn't really mean anything as it is after the numbers. That number is just 0.012. The zeros are unnecessarily there.