Answer:
50 is the best choice
Step-by-step explanation:
it is better if its an even number and higher

if you drop the radius to less than that, then the Area will also drop to less than 1 unit, in this case it happens to be a decimeter
Answer:
C
Step-by-step explanation:
Since the graph hits 0 at x = 0, your y intercept is 0.
The graph is decreasing which means you have a negative slope.
They gave you a coordinate so use it to find the slope.

That's your slope.
C is the correct answer.
Answer:
1
Step-by-step explanation:
(12-4) - (6/2) - (2 x 2)
(8) - (3) - (4)
1
First you solve the expressions in the perenthesis, then solve the final part
Hope this helps!
:)
Yes that is correct.Well done!:D