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inn [45]
3 years ago
6

PLEASE HELP

Mathematics
2 answers:
Kipish [7]3 years ago
4 0

Answer:

5.2 ft

Step-by-step explanation:

\cos 30 \degree =  \frac{6}{length \: of \: platform}  \\  \\  \frac{ \sqrt{3} }{2} =  \frac{6}{length \: of \: platform}  \\  \\ length \: of \: platform  = \frac{2 \times 6}{ \sqrt{3} }  \\  \\ length \: of \: platform  = \frac{12\sqrt{3} }{ 3}  \\  \\ length \: of \: platform  =4 \sqrt{3}  \\  \\ length \: of \: platform  =4 \times 1.732 \\  \\  length \: of \: platform = 5.228 \\  \\ length \: of \: platform  = 5.2 \: ft

UkoKoshka [18]3 years ago
3 0

Answer:

really easy its 180

Step-by-step explanation:

because you multiply 30 times 6 u get 180

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Nadusha1986 [10]

Given:

A prism with right triangular base.

Base of triangle = 6 ft

Height of triangle = 8 ft

Height of prism = 7

To find:

The volume of the given prism.

Solution:

The volume of prism is:

V=Bh             ...(i)

Where, B is the base area and h is the height of the prism.

In the given figure, the base of the prism is a right angle triangle with legs 6 ft and 8 ft. So, the area of the base is:

B=\dfrac{1}{2}\times base\times height

B=\dfrac{1}{2}\times 6\times 8

B=\dfrac{48}{2}

B=24

Substituting B=24,\ h=7 in (i), we get

V=24\times 7

V=168

Therefore, the volume of the prism is 168 cubic ft.

6 0
2 years ago
Samuel used 1/5 of an ounce of butter to make 1/15 of a pound of jelly. How many ounces of butter are needed to make a pound of
Zanzabum
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3 years ago
30 points.. Please Help! I don't understand what to do with this question...a bit confused.
Romashka-Z-Leto [24]
  Eh, here's my best try for a table:

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<u>Like reading:</u>     70                     10                 80
 <u>Don't like read</u>. <u>20</u>                     <u>30</u>               <u>50 </u> 
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The percentage of students that like tv as well as reading is- 70 divided by 130 which gives you .538 which in percentage is 53.8%.

The probability of a student that does not prefer to watch tv as also does not like to spend their time reading is 30 over 40 which can be simplified or reduced to 3 over 4. [30/40 reduced to 3/4]

Hope this somehow helped you :)


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3 years ago
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Answer:

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Step-by-step explanation:

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Answer:

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