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Paul [167]
3 years ago
13

Helpp plzzz I will mark brainliestttt

Mathematics
2 answers:
miskamm [114]3 years ago
6 0

Answer:

it 152.3

Step-by-step explanation:

Ad libitum [116K]3 years ago
3 0

Answer:

D. 170.3 cm squared

Step-by-step explanation:

The formula for a surface area of a rectangular prism is  2(h x W) + 2(h x L) + 2(W x L)

length x width x height

height = h = 4.0 cm

width = W = 4.5 cm

length = L = 7.9 cm

2(4 x 4.5) + 2(4 x 7.9) + 2(4.5 x 7.9)

2(18) + 2(31.6) + 2(35.55)

36 + 63.2 + 71.1

170.3 cm squared

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Ayuda es un examen determinado raíz cuadrada entera de cada número y el residuo en cada caso º60 º86 º96 Raíz:_residuo:_ raíz:__
konstantin123 [22]

Answer:

Los pasos para calcular la raíz cuadrada entera y su residuo o resta se dará en la explicación;

Step-by-step explanation:

-60: Para saber exactamente cuál es su raíz cuadrada entera debemos buscar entre que cuadrados perfectos se encuentra comprendida este valor;

Tenemos que 7x7=49  y 8x8 = 64 (60 está comprendido entre  7 y 8) ,pero como la raíz de 49 se aproxima más a 60 entonces la raíz de 60 es 7 y su residuo o resta será el valor que falta para llegar a 60; así que tenemos:

\sqrt{60}=7  ; residuo:  60-49 =11

-86:    9x9 =81 ;81 se aproxima más a 86 ,entonces la raíz cuadrada entera de 86 es 9 y su residuo es 5:

\sqrt{86}=9;  residuo : 86-81= 5

-96:   9x9=81 ;  81 por tanteo se aproxima más a 91,entonces la raíz cuadrada  entera de 96 es 9 y su residuo es 15.

\sqrt{96= 9x9 =81 ; residuo :  96-81= 15.

4 0
3 years ago
the number of steps per day is said to be related to fitness level (as measured with vo2 testing). which type of validity is des
taurus [48]

The term "concurrent validity" refers to the relationship between step count with vo2 data.

<h3>Define the term concurrent validity?</h3>
  • The degree of agreement between two measurements or assessments made at the same time is displayed by concurrent validity.
  • It contrasts a brand-new test with one that has already undergone testing and been shown to be reliable.

You wish to evaluate a new survey that measures employee commitment's concurrent validity. In order to accomplish so, you may:

  1. Ask the same group of employees to respond to your new survey as well as an earlier (validated) survey. then contrast the outcomes.
  2. Obtain some staff responses to your new survey. The findings of a popular employee performance indicator, including a performance evaluation, should then be compared to the respondents' responses.

There is a connection between daily step count and fitness level (as collected with vo2 testing)

Thus, the term "concurrent validity" refers to the relationship between step count with vo2 data.

To know more about the concurrent validity, here

brainly.com/question/3195875

#SPJ4

5 0
1 year ago
Not a hard question i just don't get it. I really need some help here, its the final
Greeley [361]

Start with

\dfrac{1}{\sin^2(x)}=4

Invert both sides:

\sin^2(x) = \dfrac{1}{4}

Consider the square root of both sides with double sign:

\sin(x) = \pm\sqrt{\dfrac{1}{4}} = \pm\dfrac{1}{2}

We have

\sin(x) = \dfrac{1}{2} \iff x = \dfrac{\pi}{6}\ \lor\ x = \dfrac{5\pi}{6}

and

\sin(x) = -\dfrac{1}{2} \iff x = \dfrac{7\pi}{6}\ \lor\ x = \dfrac{11\pi}{6}

5 0
3 years ago
7•2 + 7•23= pls help
katrin [286]

Answer:

175

Step-by-step explanation:

if thats what you mean

8 0
3 years ago
Read 2 more answers
PLEASE ITS DUE SOON HELP AGGGGGGGGGGG IM STRESSING
inna [77]

Answer:

B

Step-by-step explanation:

You have to add 7 to both sides to isolate the variable

4 0
3 years ago
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