15-6.9=8.1
8.1 x 3.9= 31.59
$31.59 is your answer
hope this helps :)
Answer:
108π
Step-by-step explanation:
1/3 × 9 × π × (6²)
1/3 × 9π6²
(1 × 9π6²) / 3
(6² × 9π) / 3
6² × 3π
36 × 3π
108π
Answer:
The shortest length possible for that road is 43.0 miles
Step-by-step explanation:
Please, see the attached file.
Thanks.
Complete solution is given in attachment below.