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quester [9]
3 years ago
12

At the electronics store, television screens are sized by the lengths of their diagonals. The television that Ms. Duckworth want

s to buy has a 51 inch diagonal. The width of the screen is 44 inches. What is the height of the screen? Type your numerical answer only and round your answer to the nearest tenth.
Mathematics
1 answer:
Inessa05 [86]3 years ago
6 0

Answer:

55.8

Step-by-step explanation:

44 ^ 2 = 1936

b ^ 2 = 55 .8 ^ 2

51 ^ 2 = 2601

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Given the data shown below, which of the following is the best approximation of the coefficient of determination (r^2)
HACTEHA [7]

The coefficient of determination can be found using the following formula:

r^2=\mleft(\frac{n(\sum ^{}_{}xy)-(\sum ^{}_{}x)(\sum ^{}_{}y)}{\sqrt[]{(n\sum ^{}_{}x^2-(\sum ^{}_{}x)^2)(n\sum ^{}_{}y^2-(\sum ^{}_{}y)^2}^{}}\mright)^2

Using a Statistics calculator or an online tool to work with the data we were given, we get

So the best aproximation of r² is 0.861

8 0
1 year ago
What property is 85 + 0 =
MrRa [10]
It is commutative property

5 0
3 years ago
The function f(x)=x^2-12x+5written in vertex form is f(x)=(x-6)^2-31what are the coordinates of the vertex
schepotkina [342]
The vertex to this question is (6, -31)
5 0
3 years ago
The perimeter of a rectangle table is 680 cm if the length of the table is 24 cm more than the race the width of the table find
postnew [5]

Answer:

Length is 182 cm and width is 158 cm.

Step-by-step explanation:

Given:

Perimeter of rectangle table = 680 cm.

Let the width of the table be x.

Now according to given length of the table is 24 cm more than the race the width

hence length = 24+x.

But perimeter of rectangle = 2(length+width)

Substituting the values we get;

2(24+x+x)=680\\24+2x=\frac{680}{2}\\\\24+2x=340\\2x=340-24\\2x=316\\\\x= \frac{316}{2}=158 \ cm

Hence width = 158 cm

Now, length = 24 cm + width = 24 cm + 158 cm = 182 cm

Hence the dimension of table are 182 cm and 158 cm.

5 0
3 years ago
Evaluate (625/16)^1/4.Please answer correctly as soon as possible​
podryga [215]

Answer:

=  \frac{5}{2}  = 2 \frac{1}{2}

Step-by-step explanation:

( \frac{625}{16}  {)}^{ \frac{1}{4} }  \\  \sqrt[4]{ \frac{625}{16} }  =  \frac{ \sqrt[4]{625} }{ \sqrt[4]{16} }   \\  \frac{ \sqrt[4]{ {5}^{4} } }{ \sqrt[4]{16} }  =  \frac{ \sqrt[4]{ {5}^{4} } }{ \sqrt[4]{ {2}^{4} } }  =  \frac{5}{2}

\boxed{\green{=  \frac{5}{2}  = 2 \frac{1}{2}}}

4 0
3 years ago
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