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Ganezh [65]
3 years ago
11

The real picture of my previous question is this​

Mathematics
2 answers:
Reptile [31]3 years ago
8 0
The answer is X=120 :)
Anastaziya [24]3 years ago
7 0

Answer:

x = 120

Step-by-step explanation:

Assuming you require to find the value of x

The sum of the interior angles of a polygon is

sum = 180° (n - 2) ← n is the number of sides

Here n = 6 , then

sum = 180° × 4 = 720°

Sum the interior angles and equate to 720

140 + 150 + 90 + x + 130 + 90 = 720 , that is

x + 600 = 720 ( subtract 600 from both sides )

x = 120

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We ask the engineers working on activity A to factor in uncertainty in activity times and to provide better estimates of the act
babymother [125]

Answer:

On average, the project takes 4 weeks to complete.

Step-by-step explanation:

We have these following probabilities:

25% probability that the activity takes 2 weeks.

50% probability that the activity takes 4 weeks.

25% probability that the activity takes 6 weeks.

How long does the project now take to complete (on average)

We multiply each duration by it's probability.

0.25*2 + 0.5*4 + 0.25*6 = 4

On average, the project takes 4 weeks to complete.

7 0
3 years ago
2(a + 3) = −4 i need help i don't understand
kkurt [141]

Answer: a = -5

Step-by-step explanation:

2(a+3)=-4

Distribute

2a+6=-4

subtract the six with the four and you get -10

-6-4=-10

now divide 2a with -10

you get a= -5

you can plug the answer in

3 0
3 years ago
Read 2 more answers
If a plane is cruising at an altitude of 30,000
madam [21]

Answer:

244,330 feet

Step-by-step explanation:

Please refer to the image attached for explanations

7 0
3 years ago
What is the geometric mean of 6 and 7
andriy [413]
The answer is 6.5 - you add 6 and 7 together and then you divide them by two

8 0
3 years ago
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Evaluate each expression ​
choli [55]

Answer:

below

Step-by-step explanation:

  • c = 8 and  d = -3

c^{2} + d^{3} \\8^{2} + (-3)^{3} \\64 + (-27) \\64 - 27 \\37

  • r = -3  and   s = -4

( r -  s)^{3} + r^{2}\\(-3 -(-4))^{2} + (-3)^{2} \\(-3+4)^{3} + 9+ \\1^{3} + 9\\1 + 9 \\10

6 0
2 years ago
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