Answer:
7cm
Step-by-step explanation:
3cmx3cm=9cm
9cmx3.14=28.26
28.26/197.9=7 (plus a bunch of decimals!)
So 7cm is your height
Answer:
y = 8
Step-by-step explanation:
y + y + 2 = 18
2y + 2 = 18
<u> -2 -2 </u> (+ 2 and - 2 cancel out each other)
<u> 2y </u> = <u>16</u>
2 2
y = 8
A, The answer is provided: R=35x
b. R=C when you break even (i.e. your cost equal your revenue)
35x=15x+2000; 20x=2000; x=2000/20; x = 100 rides