Step 1: Write out the formula

Step 2: Write out the given values and substitute them into the formula

Therefore,

Hence, the area in terms of pi is

The last choice is the correct answer
Answer:
The ladder is 10 ft long...
-x/2 + 4 > = 6
-x/2 > = 6 - 4
-x/2 > = 2...multiply both sides by -2
x < = -4
_________________________________________
x + 3/2 < 7/4
x < 7/4 - 3/2
x < 7/4 - 6/4
x < 1/4
Answer:
0.25 lbs for each sandwich.