I think she put 32 books in each pile because 229/7=32.7 but if I was asked to round it it would be 33.
Answer:
144
Step-by-step explanation:
Answer:
Supplementary
Step-by-step explanation:
∠ADW = 60 +90 = 150°
∠ADW + ∠YDW = 150 + 30 = 180°
If sum of two angles is 180, then they are supplementary
Answer:
x=135
Step-by-step explanation:
all the numbers need to add up to 180