3 years ago

Does anybody know this? I need some help

Mathematics

2 answers:

aksik [14]3 years ago

6 0

Answer:

hay multiplocalo y bxa no se ingles solo español

Katena32 [7]3 years ago

4 0

ANSWER:
Number of faces: 6
Number of edges: 12
Number of vertices: 8

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The personnel department of a large corporation wants to estimate the family dental expenses of its employees to determine the f

geniusboy [140]

Answer:

The answer is "266.5".

Step-by-step explanation:

Given value:

$115, 370, 250, 93, 540, 225, 177, 425, 318, 182, 275, and\ 228.$

find:

Sample mean=?

$=\frac{\text{total dental expenses}}{number \ of \ employees}$

$=\frac{115+370+250+93+540+ 225+ 177+ 425+ 318+ 182+ 275+228}{12}\\\\=\frac{3,198}{12}\\\\=266.5\\\\$

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2 years ago

The diagram shows a circle inside a square.<br> a<br> 16 cm<br> Work out the area of the circle.

Aliun [14]

Answer:

Side of square=Diameter of circle=16

Radius= Diameter/2=16/2=8

Area of circle=4Πr²

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=803.84cm²

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3 years ago

40 points Please help, answer and explain, please. Thank you!

zaharov [31]

Answer:

Step-by-step explanation:

$6x^2-2x^4+4+3x\\\\\text{Look at the power of variables.}\\\text{Arrange the terms in order from the largest exponent to the smallest.}\\\\-2x^4+6x^2+3x+4$

6 0

3 years ago

evelyn drinks 8 glasses of water a day,which is56 glasses a week. How many glasses of water does she drink

vlada-n [284]

1 year=52 weeks

So just multiply it by 56

52*56= 2912 glasses per year

6 0

3 years ago

What are the values of A,B and C?<br><br> Please show all the work on how you got your answer

il63 [147K]

Answer:

a=35, b=14, c=5

Step-by-step explanation:

b+6=20, b+6-6=20-6, b=14

4c-6=14, 4c-6+6=14+6, 4c=20, 4c/4=20/4, c=5

a triangle's angles always add up to 180, 180-55-90(the square means right angle)=35

3 0

3 years ago

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Does anybody know this? I need some help​

Does anybody know this? I need some help