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Vanyuwa [196]
3 years ago
7

Can someone answer this question please answer it courtly if it’s correct i will mark tuy brainliest

Mathematics
2 answers:
likoan [24]3 years ago
6 0

Answer:

0.75

Step-by-step explanation:

Person A's average: (-3-1+0+2)/4

= -0.5

Person B's average: (4-4+2-3)/4

= -0.25

Person C's average: (8-2+5+1)/4

= 3

Overall average:

(-0.5 - 0.25 + 3)/3 = 0.75

Yuki888 [10]3 years ago
4 0

The mean is also known as the average. For this problem, we want to find out the average distance that the guesses were from the true temperature. To do this, we need to add up all of the values and divide them by the number of values we have.

Person A:

-3 + -1 + 0 + 2 = -2

4 values

Person B:

4 + -4 + 2 + -3 = -1

4 values

Person C:

8 + -2 + 5 + 1 = 12

4 values

Totals:

-2 + -1 + 12 = 9

4 + 4 + 4 = 12 values

Find average:

9/12 = 0.75

The mean value in Fatima's results is 0.75.

Hope this helps!! :)

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3 years ago
Work out the value of six squared plus three cubed
IrinaK [193]

Answer:

63

Step-by-step explanation:

Based off of the question,we have a word problem that can be interpreted as the following. 6²+3³= ?

6² is the same as 6×6 which is equal to 36, In other words 6×6=36 or 6²=36

3³ is the same as 3×3×3 which is equal to 27, In other words 3×3×3=27 or

3³=27

Now with the product of each value in the word problem we can set up a statement as the following: 36+27= ?

Which when added together gives us the sum of 63, in other terms 36+27=63

concluding in our answer for the initial word problem. (6²+3³=63)

7 0
3 years ago
The perimeter of the triangle is 44cm.if it’s sides are in the ratio 9:7:6.find its area
shepuryov [24]

Answer:

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Step-by-step explanation:

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9/22 * 44 = 18 cm

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we can use Heron’s formula to find the area of the triangle

we find a first

s = (a + b + c)/2 = (18+14+12)/2 = 44/2 = 22

Mathematically, the Heron’s formula is as follows;

A = √s(s-a)(s-b)(s-c)

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Plugging the values, we have;

A = √22(22-18)(22-14)(22-12)

A = √(22 * 4 * 8 * 10)

A = √(7,040)

A = 83.905 cm^3

3 0
4 years ago
Which inequality represents the number line below?
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Step-by-step explanation:

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Srry if im bein confusing lol

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Step2247 [10]

Answer:

Reflection over the X-axis, dilation with a factor of 2

Step-by-step explanation:

Dilation changes the size of the figure, therefore making it not congruent with the original figure.

7 0
3 years ago
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