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Anton [14]
3 years ago
12

Give the parallelogram ABCD with AB = 4 cm, BC = 6 cm, the angle created by the two diagonals is 45 deg. Calculate the area of t

he parallelogram​
Mathematics
1 answer:
garri49 [273]3 years ago
3 0

Answer:

Step-by-step explanation:

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Applicants for temporary office work at Carter Temporary Help Agency who have successfully completed an administrative assistant
dezoksy [38]

Answer:

0.681

Step-by-step explanation:

Let's define the following events:

S: a Carter office worker is rated satisfactory

U : a Carter office worker is rated unsatisfactory

ND: a Carter office worker is placed by Nancy Dwyer

DN: a Carter office worker is placed by Darla Newberg

We have from the original text that

P(S | ND) = 0.8, this implies that P(U | ND) = 0.2.

P(S | DN) = 0.65, this implies that P(U | DN) = 0.35. Besides

P(DN) =  0.55 and P(ND) = 0.45, then we are looking for

P(DN | U), using the Bayes' formula we have

P(DN | U) = \frac{P(U | DN)P(DN)}{P(U | DN)P(DN) + P(U | ND)P(ND)} = \frac{(0.35)(0.55)}{(0.35)(0.55)+(0.2)(0.45)}=0.681

5 0
3 years ago
Use the compound angle formulae to find the following in surd form: tan 225°​​
andreyandreev [35.5K]

Answer:

On the trig unit circle,

tan 225 = tan (45 + 180) = tan 45 = 1

8 0
3 years ago
The equation below model the numbers of two portable music players (y) and days after both players were introduced (x).
soldier1979 [14.2K]

Answer:

a. On the 13th day

b. 2,451 players we’re sold on that day

Step-by-step explanation:

a. The day in which the company sold the same number of players can be calculated by equating the values of y that we have ;

y = 191x-32 and y = -x^2 + 200x + 20

Equating both, we have;

191x-32 = -x^2 + 200x + 20

x^2 -200x + 191x-20-32 = 0

x^2-9x-52 = 0

x^2-13x + 4x -52 = 0

x(x-13)+4(x-13) = 0

(x-13)(x+4) = 0

x = 13 or -4

as days cannot be negative we choose only x = 13

This means the company sold equal numbers of players on the 13th day

b. To get the number of players sold on that day, we choose any of the y equation and substitute x = 13

Thus, we have for y = 191x -32; 191(13) - 32 = 2,451 players

4 0
3 years ago
Find the GCF<br> 34 &amp; 68
photoshop1234 [79]

Answer:

The GCF would be 34.

34/34=1

68/34=2

If this answer was helpful please consider giving brainliest!

4 0
3 years ago
Sea level is defined as having an elevation of 0 meter. A snailfish is swimming 8,000 meters below sea level. How should the exp
Hitman42 [59]

Answer:

I just got the same question and i put The blobfish is 1/7 times as far below sea level as the snailfish. The blobfish is closer to sea level than the snailfish.

this might be wrong I'm not a teacher or anything but that's what i got.

4 0
3 years ago
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