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2 years ago

Help? I’ll give brainliest

Mathematics

1 answer:

Vaselesa [24]2 years ago

4 0

9514 1404 393

Answer:

10,466.7 in^3

Step-by-step explanation:

The volume of a cone is given by ...

V = (1/3)πr^2·h

where r is the radius and h is the height. Using your numbers, we have ...

V = (1/3)(3.14)(20 in)^2·(25 in) = 10,466.7 in^3

_____

A more accurate value of π will give a different result.

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H/2 + 21 - k if h=20 and k=89

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$\huge\text{Hey there!}$

$\mathsf{\dfrac{h}{2} + 21 - k\ if\ h=20\ and\ k=89}$

$\textsf{If h = 20 and k = 89, the SUBSTITUTE it for where they are in the equation}$

$\mathsf{\dfrac{10}{2}+21 - 89}$

$\mathsf{\dfrac{20}{2}= \bf 10}$

$\mathsf{\bold{10}+21 - 89}$

$\mathsf{10+21=\bf 31}$

$\mathsf{\bold{31}-89= \underline{ANSWER}}$

$\mathsf{= \bf -58}$

$\boxed{\boxed{\large\text{Answer: \huge \bf -58}}}\huge\checkmark$

$\text{Good luck on your assignment and enjoy your day!}$

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