Answer:
<u>radius: 8.4</u> <u>Area: 221.5</u>
Step-by-step explanation:
16.8 <em>divided </em>by 2 = 8.4
The Formula for finding the area of circle= R₂ (radius squared: radius times itself) Multiplied by pi. pi = 3.14
8.4₂ multiplied by 3.14
1.B
2.B
im not sure about this one but ill have to say c sorry if im wrong on 3
4.A i think
A controlled variable is an element that remains unaffected and unchanged by other variables.
:)
Step-by-step explanation:
Answer:
There are 4 $5 bill and 2 $1 bills.
the answer will be D.
make equations from given information:
Variable:
Let $5 be y and $1 be x.
solve them simultaneously:
22 - 5y = 6 - y
22 - 6 = - y + 5y
16 = 4y
y = 4
solve for x:
x + y = 6
x + 4 = 6
x = 6 - 4
x = 2
Answer:
none they cant be it doesn't go into 84 there u go
Step-by-step explanation:
Answer:
$8.76
Step-by-step explanation:
$26.28 / 3 = $8.76 per pizza