Answer:
bro you need to put a picture because you can only solve it like that
Step-by-step explanation:
do that
Find the unit rate :
4 notebooks for 7 bucks.......7/4 = 1.75 per notebook
10 folders for 2.50....2.50/10 = 0.25 per folder
so 5 notebooks = 5(1.75) = 8.75
6 folders = 6(0.25) = 1.50
for a total of : (8.75 + 1.50) = 10.25 <==
Tan 135 = -1
so rectangular coordinates are (-7 sqrt2, 7 sqrt2)
Answer:
7.430491
Step-by-step explanation:
Round the number based on the sixth digit. That is the millionth.
