Answer:
The answer is A
Step-by-step explanation:
You put the answer as 2 already
The radius is 7 what it is telling you is that you already did the square 4^2*3.14=49 pi.
we have

we know that


so



the answer is in thousandths, because the denominator of the multiplication of the two fractions is one thousand
Answer:
x <5
Step-by-step explanation:
2(4 x + 3) < 5 x + 21
Distribute
8x +6 < 5x +21
Subtract 5x from each side
8x -5x +6 < 5x-5x+21
3x +6 < 21
Subtract 6 from each side
3x+6-6 <21-6
3x <15
Divide each side by 3
3x/3 <15/3
x <5