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Zina [86]
2 years ago
14

To the nearest cubic​ centimeter, what is the volume of the regular hexagonal​ prism?

Mathematics
1 answer:
nadya68 [22]2 years ago
5 0

Answer:

140 cm³

Step-by-step explanation:

volume = (6×½×3×2.6) × 6= 23.4×6

=140.4 = 140 cm³

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The answer that should be correct would be 5
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Determine the equation of the line, written in slope-intercept form, that passes through the points (1,1)
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y=-1/2x+3/2

Step-by-step explanation:

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Distributed property (2×40) + (2 x3)​
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Use the graph of f(x) below to estimate the value of f '(3):
klio [65]
Well, looking at the graph, notice, its vertex is at 0,9, and it passes through the points -3,0 and 3,0, so hmm let's use 3,0, to get the equation of f(x)

\bf ~~~~~~\textit{parabola vertex form}
\\\\
\begin{array}{llll}
\boxed{y=a(x- h)^2+ k}\\\\
x=a(y- k)^2+ h
\end{array}
\qquad\qquad
vertex~~(\stackrel{}{ h},\stackrel{}{ k})\\\\
-------------------------------

\bf vertex~(0,9)~
\begin{cases}
h=0\\
k=9
\end{cases}\implies y=a(x-0)^2+9
\\\\\\
\textit{we also know that }
\begin{cases}
x=3\\
y=0
\end{cases}\implies 0=a(3-0)^2+9
\\\\\\
-9=9a\implies \cfrac{-9}{9}=a\implies -1=a\quad thus\quad \boxed{y=-x^2+9}
\\\\\\
\left. \cfrac{dy}{dx}=-2x \right|_{x=3}\implies -6
3 0
3 years ago
Read 2 more answers
Find the area of the circle. Round your answer to the nearest tenth.
Lyrx [107]

Answer:

254.47 to the nearest tenth is 254.5mm

Step-by-step explanation:

Hey! here's explanation:

A= π x r^2 (squared)

so A = π x 9mm^2

which gives you the answer of 254.47

TO THE NEAREST TENTH IS 254.5!

*hope this helps!*

6 0
3 years ago
Read 2 more answers
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