For the fish bowl the first answer is correct.
(1/2)(4/3)(22/7)(12^3)
For the second problem
(1/3)(3.14)(6^2)(10) - (4/3)(3.14)(1.5^3)
The second answer.
Okay so CBE is a right angle which equals 90 degrees. CBD and DBE makes up CBE which is 23 degrees is part of CBD. So subtract CBE from CBD to get DBE which is 67 degrees.
Motorcyclist: 2 hours
Bus: 2.5 hours
Truck: 3 hours
Bicyclist: 7.5 hours
Answer:
Step-by-step explanation:
<u>Use the law of cosines:</u>
<u>Substitute the values:</u>