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DedPeter [7]
3 years ago
7

Please help me. In order to find the height of the tower shown, the surveyors measure the angles of elevation from two points, A

and B.
a) Calculate the distance BC, to a suitable level or accuracy, explain your answer.
b) Use your answer to calculate the height of the tower CD. *
​

Mathematics
1 answer:
Llana [10]3 years ago
7 0
Good luck to you! This problem was a mental workout. XD

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An Airplane travels about 1500km in a straight line between Toronto and Winnipeg . However, the plane must climb to 10 000 m dur
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 it adds 227km more to the flight
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3 years ago
Please help ASAP! Thanks a lot
spin [16.1K]
2000 x 1.12^6
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A tablet computer costs 189.69. it is marked up 30%. What is the final price of the tablet computer after its marked up.
saveliy_v [14]
The initial cost is 189.69. It is marked up 30%.

By simple calculations, 

Final cost of the tablet computer = Initial price + 30% of marked price

= 189.69 + (30/100 x 189.69)

This gives us the net value of 245.7. Hence the price of the computer after it's been marked up will be 245.7
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3 years ago
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A store charges a restocking fee for any returned item based upon the item price. An item priced at $200 has a fee of $12. An it
lyudmila [28]

Answer:

Both ratios reduce to the same ratio 3/50, so the restocking fee is proportional.

Step-by-step explanation:

For the $200, the restocking fee is $12, so the ratio of the restocking fee to the price of the item is 12/200.

For the $150, the restocking fee is $9, so the ratio of the restocking fee to the price of the item is 9/150.

Now we find out if the ratios 12/200 and 9/150 are equal.

12/200 = 3/50

9/150 = 3/50

Both ratios reduce to the same ratio 3/50, so the restocking fee is proportional.

7 0
2 years ago
Donna's TV screen is 20 inches long. If the diagonal measures 25 inches, how long is the width of Donna's TV?
lawyer [7]
25^2 - 20^2 = A^2
225 = A^2
The sq root of 225 = 15
The width of Donna’s TV is 15 inches.
Hope this helps!
I would appreciate it if I got brainliest! Thanks! =D
7 0
3 years ago
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