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Free_Kalibri [48]
3 years ago
8

*PLEASE NEED HELP ASAP!!* URGENT

Mathematics
2 answers:
erica [24]3 years ago
8 0
12+6x5= 45 because are of a trapezium is a+b/2x5 then x 45 by 16 = 720
Virty [35]3 years ago
5 0

Answer:  13.896 kg

<u>Step-by-step explanation:</u>

First, find the volume:

V =  Length · width · height

  = (16)\bigg(\dfrac{6+12}{2}\bigg)(5)\\\\= (16)(9)(5)\\\\= 720


Next, find the mass using the density formula p = \dfrac{m}{V}

mass (m) = density (p) · volume (v)

m=\dfrac{19.3\ g}{cm^3}\times 720\ cm^3\\\\.\quad=13,896\ g


Lastly, convert gram to kg by moving the decimal 3 places

13,896 g = 13.896 kg

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Amtrak s annual passenger revenue for the years 1980 2000 is modeled approximately by the formula R = -40 |x - 11| + 990 where R
Alecsey [184]

Answer:

<h2>1986, 1996</h2>

Step-by-step explanation:

       Given, Annual passenger revenue for the years 1980 to 2000 id=s modeled with the formula R=-40|x-11|+990.

Here, R is the annual revenue in millions of dollars, x is the number of years since January 1, 1980.

       Revenue in a year was $ 790 million.

So, R=790\\-40|x-11|+990=790\\40|x-11|=200\\|x-11|=5\\x-11=5\text{ (or) }x-11=-5\\x=16\text{ (or) }x=6

       So, after 6 yrs and 16 yrs from January 1, 1980, the Passenger revenue equals $ 790 million.

∴ Passenger revenue equals $ 790 million in 1986 and 1996.

3 0
3 years ago
G(x) = 3x - 5 X<br> h(x) = 4x + 1 V<br> Find (gºh)(x)
ANEK [815]

Answer:

Step-by-step explanation:

4 0
3 years ago
How do you write in exponential form?
skelet666 [1.2K]
Exponential form is an easier way to write a number product of many factors. The exponent tells us how many times the base is used as a factor.
Example: Write 2 x 2 x 2 x 2 x 2 using exponents.
6 0
4 years ago
I need the answer I need help with this question
madreJ [45]
You can print a copy of the graph, stick a pin in the origin, and rotate it 180° to see where the figure ends up.

The origin is the midpoint between each vertex and its image.
Negate every coordinate value, for example, J(-5, -3) gets rotated to J'(5, 3).

3 0
3 years ago
4x + 27 = -33 - x please help
Rudik [331]

Answer: x=-12

Step 1: Simplify both sides of the equation.

4x+27=−33−x

4x+27=−33+−x

4x+27=−x−33

Step 2: Add x to both sides.

x+27+x=−x−33+x

5x+27=−33

Step 3: Subtract 27 from both sides.

5x+27−27=−33−27

5x=−60

Step 4: Divide both sides by 5.

x=−12

7 0
3 years ago
Read 2 more answers
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