Answer:
i think 150 degrees
Step-by-step explanation:
the 30° angle and ∠1 are a linear pair, and are supplementary. therefore they add up to 180°
∠1 + 30° = 180°
Step-by-step explanation:
everything can be found in the picture
from 300 to 250 is well, just a change of 50 units.
if we take the 300 as the 100%, what is 50 off of it as percentage?
