You would do pi x r squared. r=12, and 12 squared is 144. pi (3.14) times 144 equals 452.16!
Answer:
-1 1/9
Step-by-step explanation:
2x + 7x = -10 (equation)
9x = -10 (combine like terms)
x = -10/9 (move the 9 over)
x = -1 1/9 (simplify)
Answer:
70,016,090
Step-by-step explanation:
You write it in standard form.
I'd set up a ration problem
1 cup lemon juice = 2 cups sugar
----------------------- ----------------
x lemon juice 10 cups sugar
2x = 10
x = 5