Answer:
b=2.5-7.50
Step-by-step explanation: so 5 party hats cost 50 cents, so times that by 5 to get 2.50, and then use the 7.50 and minus it.
Answer:
72.2 square meter
Step-by-step explanation:
(3.8)(3.8)= 14.44
(14.44)(5)=72.2
Complimentary just means that they add to be 90, so you take 90 degrees and subtract the angle you already have in order to get the complementary angle
This is what I found, I hope it helps! Good luck with your test