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Semenov [28]
2 years ago
5

Volume of this hemisphere give answer to one decimal place

Mathematics
1 answer:
marusya05 [52]2 years ago
8 0

Answer:

\implies \rm Volume_{(Hemisphere)} =  \dfrac{2}{3}\pi  {r}^{3}   \\

\implies \rm Volume_{(Hemisphere)} =  \dfrac{2}{3} \times  \dfrac{22}{7}  \times 8 \times 8 \times 8 \\

\implies \rm Volume_{(Hemisphere)} =  \dfrac{2}{3} \times  \dfrac{22}{7}  \times 512 \\

\implies \rm Volume_{(Hemisphere)} =  \dfrac{22528}{21} \\

\implies \rm Volume_{(Hemisphere)} =  1072.8\:  {cm}^{3}  \\

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2/3xd=10/9 what is d
lisabon 2012 [21]

Answer:d=5/3x

Step-by-step explanation:

Let's solve for d.

(2/3x)(d)=10/9

Step 1: Divide both sides by (2x)/3.

2/3dx / 2x/3=10/9 / 2x/3

d=5/3x

8 0
3 years ago
Laurie earns $6.50 per hour at the fruit
PtichkaEL [24]
Answer- 2 hours

6.50+3= 9.50
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26/2= 13
13/ 6.50= 2
5 0
3 years ago
Find the ratio of the students who study French to students who do not study French give your answer in its simplest form
Vlad1618 [11]
(2/5) of (2/3) of students = 4/15 of students study French. Then 1-(4/15) = 11/15 of students do not study French. The ratio you want is
  (4/15):(11/15) = 4:11

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In a math expression "of" means "times".
8 0
3 years ago
The distribution of the test statistic for analysis of variance is the F-distribution. true or false
lubasha [3.4K]

Answer:

True. See explanation below

Step-by-step explanation:

Previous concepts

Analysis of variance (ANOVA) "is used to analyze the differences among group means in a sample".  

The sum of squares "is the sum of the square of variation, where variation is defined as the spread between each individual value and the grand mean"  

If we assume that we have k groups and on each group from j=1,\dots,k we have k individuals on each group we can define the following formulas of variation:  

SS_{total}=\sum_{j=1}^p \sum_{i=1}^{n_j} (x_{ij}-\bar x)^2  

SS_{between=Treatment}=SS_{model}=\sum_{j=1}^p n_j (\bar x_{j}-\bar x)^2  

SS_{within}=SS_{error}=\sum_{j=1}^p \sum_{i=1}^{n_j} (x_{ij}-\bar x_j)^2  

And we have this property  

SST=SS_{between}+SS_{within}  

The degrees of freedom for the numerator on this case is given by df_{num}=k-1 where k represent the number of groups.  

The degrees of freedom for the denominator on this case is given by df_{den}=df_{between}=N-k.  

And the total degrees of freedom would be df=N-1

And the we can find the F statistic F=\frac{MSR}{MSE}

8 0
3 years ago
Can you help with all math questions?
forsale [732]
No but , they can be pretty easy sometimes
7 0
3 years ago
Read 2 more answers
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