Answer:
0.1, 0.36, 0.72, 4
Step-by-step explanation:
Answer:
39
Step-by-step explanation:
Angles are supplementary when they add up to 180. So, we know the other angle that isn't 58 is
. Therefore, 
Answer: the original cost of the item is 90$
Step-by-step explanation:
30% off of the item = 27$
27 dollar is 30% of the item
thus 27 = 0.30X
0.30X = 27
time both side by 10
3X = 270
270/3 = 90
X will equal 4 because 4^2=4*4 which equals 16