Answer:

Step-by-step explanation:
Let height of a banner be
, then we know that this is
of the length
of the banner; so we have
.
Now we can rearrange this equation to solve for the length of the banner given it's height:

So there we have it!
If the banner is 5 ft tall, then it's length will be:

Answer:
y=63
Step-by-step explanation:
Answer:
h=12
Step-by-step explanation:
First look at the formula for finding the volume of a cone- 
Next substitute any variables for values you already know- 
Then solve the equation.
Answer:
ur answer is 9
Step-by-step explanation: