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kipiarov [429]
3 years ago
6

Which statement is true about the green,orange,and gray triangles show in the textile pattern below?

Mathematics
2 answers:
telo118 [61]3 years ago
6 0

Answer:

d. they are similar right triangle

Step-by-step explanation:

in the right corner you see it makes a right angle and all of the triangles look like that so that makes them a right triangle

Andreyy893 years ago
5 0

Answer:

b

Step-by-step explanation:

the triangles are all the same so they are congruent. They are also right triangles so they must be a right triangle the only answer that combine this is b

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Find the median number of magazines purchased in a store by 6 customers. 1, 7, 4, 2, 3, 4.
Orlov [11]
The median is the middle number when the numbers are put in ascending order (lowest to highest)

1, 2, 3, 4, 4, 7

The middle numbers are 3 and 4. The number between 3 and 4 is thus the median - this number is 3.5
6 0
3 years ago
ABC preschool spun $1,475 on diapers this year.if the diapers cost $25 per box how many boxes did they used?
Aleks04 [339]
Cost = number of objects x price per object

$1,475 = x boxes * $25

x = 1,475/25 = 59 boxes of diapers
7 0
3 years ago
-5x+2/9+2x-2/9=7/9<br> A- (-14/27)<br> B(-1/9)<br> c- (-7/27)<br> D- (13/6)
Aleksandr-060686 [28]
-5x +2/9 +2x- 2/9 =7/9
collect like terms
-3x+0=7/9
cross-multiply
-27x=7
solve for x
x=-7/27
5 0
3 years ago
Please answer this question based on the following data. SSTR = 6,750 H0: μ1= μ2=μ3=μ4 SSE = 8,000 Ha: at least one mean is diff
Nookie1986 [14]

Answer:

P_v =P(F_{3,16}>4.5)=0.0180

So on this case the best option for the answer would be:

between .01 and .025

Step-by-step explanation:

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 4 groups and on each group from j=1,\dots,5 we have 5 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 =6750  

SS_{within}=SS_{error}=\sum_{j=1}^p \sum_{i=1}^{n_j} (x_{ij}-\bar x_j)^2 =8000  

And we have this property  

SST=SS_{between}+SS_{within}=6750+8000=14750  

The degrees of freedom for the numerator on this case is given by df_{num}=k-1=4-1=3 where k =4 represent the number of groups.

The degrees of freedom for the denominator on this case is given by df_{den}=df_{between}=N-K=20-4=16.

And the total degrees of freedom would be df=N-1=20 -1 =19

We can find the MSR=\frac{6750}{3}=2250

And MSE=\frac{8000}{16}=500

And the we can find the F statistic F=\frac{MSR}{MSE}=\frac{2250}{500}=4.5

And with that we can find the p value. On this case the correct answer would be 3 for the numerator and 16 for the denominator.  

P_v =P(F_{3,16}>4.5)=0.0180

So on this case the best option for the answer would be:

between .01 and .025

6 0
3 years ago
How do you eat a proper Oreo?
Sauron [17]

Answer:

to eat a proper Oreo you eat it like a sandwich.

Step-by-step explanation:


7 0
3 years ago
Read 2 more answers
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