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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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viva [34]
You put it in a calculator and you get 97.06349206.
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3 years ago
An ordinary (fair) coin is tossed 3 times. Outcomes are thus triples of "heads" (An ordinary (fair) coin is tossed 3 times. Ou)
shepuryov [24]

Answer:

Probability distribution

X    P(X)

0    1/8

1     3/8  

2    3/8

3     1/8

Step-by-step explanation:

When a coin is tossed there are two outcomes head and tail. When three coins are tossed the possible outcomes are

Sample space=S={HTH,THH,TTH,HHH,HTT,THT,TTT,HHT}

The total number of outcomes is n(S)=8. The X be the random variable counting number of tails in each outcome and so X can take values as 0,1,2,3. The probabilities can be computed as P(X)=n(X)/n(S). The probabilities are calculated as under:

X   Outcomes           P(X)

0    HHH                    1/8

1     HHT,THH,HTH    3/8  

2    TTH,HTT,THT     3/8

3    TTT                        1/8

The probability distribution of X is as under:

X    P(X)

0    1/8

1     3/8  

2    3/8

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4 0
3 years ago
NEED ANSWER STAT
WITCHER [35]

Answer:

B, F, G

Step-by-step explanation:

5 0
3 years ago
A retailer sold a mobile set for Rs 8,330 and made a loss of 2%. For what price should he sell it to gain 7%?​
Vanyuwa [196]

Answer:

New Price = Rs. 9095

Step-by-step explanation:

Selling Price = Rs 8,330

Loss = 2%

<u><em>Costing Price:</em></u>

Let CP be x

Then,

x = 8,330+0.02 x

=> x-0.02x = 8330

=> 0.98x = 8330

=> x = Rs. 8,500

So, Costing Price is Rs 8,500

<u><em>Now, Profit for 7% profit %age:</em></u>

Profit = 0.07 * 8500

Profit = Rs 595

<u><em>New Price:</em></u>

New Price = CP + Profit

New Price = 8500+595

New Price = Rs. 9095

6 0
3 years ago
+ c − c2
Ne4ueva [31]

Answer:

5+c-c^2

Step-by-step explanation:

That is the standard form of the equation and the leading coefficient is 5

7 0
3 years ago
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