Question 15: https://snipboard.io/VKmIcF.jpg
im not really good at math, but i would say either C or D, they are the most logical ones to pick, the other ones dont fit the picture.
look please on your posted image what you can separate it in two parts the bottom part one cone and one cylinder yes ?
given that the diameter of cylinder = 4 ft so from this result how many will be the radius ?
this radius will be the radius of the circle what is the base of the bottom cone too to calcule the volume of the cone you need get the height of the cone can you calcule the height of the bottom cone ?
I think that the answer is C.
please answer my questions and will can calcule easy the right answer not in the way : i think ...
I don't know how to set up the equation
Do we Break up the composite figure into 2 shapes So A cylinder and a cone
Volume of a cylinder: πr2h Volume of a cone: 13πr2h
\[ \text{ V of cone}=1/3hπ\color{lightskyblue}{r}² \] there
not 13
Ik
\[ \color{chocolate}{\text {Cylinder Volume}}--> \pi \text{ 2 ft}^2 \times \text{ 8.5 ft} + \color{chocolate}{\text {Cone Volume}} --> \frac{1}{3} h \: \pi \text{ 2 ft}^2 \]
where h would be \[ \text{13 ft} - \text{8.5 ft}\]
all that said, the right option is the last one
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