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Sav [38]
4 years ago
7

On a clear day, you can see approximately 30.65 miles from the observation deck of Willis Tower in Chicago. Using the formula be

low, estimate the height in feet, h, of the observation deck. PLEASE PLEAE HELP ASAP PLEASE THE PROBLEM IS IN THE PICTURE.

Mathematics
2 answers:
Pepsi [2]4 years ago
8 0

A. 1353 feet

B. 783 feet

C. 4.6 feet

D. 1127 feet

Answer: A. 1353 feet

olganol [36]4 years ago
6 0

Answer:

Option D. 1,353\ ft

Step-by-step explanation:

we have

d=\frac{5}{6}\sqrt{h}

solve for h

squared both sides

d^{2}=\frac{25}{36}h

h=\frac{36}{25}d^{2}

substitute the value of d

h=\frac{36}{25}(30.65^{2})=1,353\ ft

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svetlana [45]
<span>Given: family travelled 25 miles in 30 minutes or 50 miles /hr current time 3.00 pm. total distance=225 miles. solution: speed = distance * time time = distance/spedd = 225/50 time = 4.5 hours. reaching time= 3 hours +4 hour 30 minutes= 7.30 pm</span>
5 0
3 years ago
Hiroto spends \$68 on e-books and paperback books combined. Each e-book he buys costs $5 and each paperback book he buys costs $
alina1380 [7]

The equation that can be used to model the situation regarding the e-books and paperback is 5x + 12y = 68

The following information can be gotten from the question:

Total amount spent on e-books and paperback = $68

<em>Cost</em><em> of e-book = $5 each.</em>

<em>Cost of paperback = $12 each</em>

<em>Number of</em><em> e-books</em><em> = x</em>

<em>Number of paperbacks = y</em>

Therefore, the equation that can be used to model the situation regarding the <em>e-books </em>and <em>paperback</em> will be:

= 5(x) + 12(y) = 68

5x + 12y = 68

The equation will be 5x + 12y = 68

Read related link on:

brainly.com/question/25212173

5 0
2 years ago
a rectangular lawn of sides 400m and 300m is surrounded by a path of width 3 m . find the area of path
DiKsa [7]

Answer:

2109 meter squared

Step-by-step explanation:

Area  \: of \:  path  \\ = (400+3)(300+3)-400 \times 300 \\  = 403 \times 303 - 120000 \\  = 122,109 - 120000 \\  = 2109 \:  {m}^{2}

8 0
3 years ago
Annie estimates that the height of a bookcase is 78.25 in. The actual height is 75.50 in. To the nearest tenth of a percent, wha
Mila [183]
The error is about 3.5%
5 0
3 years ago
Find tan(30) (its a right triangle)
Travka [436]
Use the 30-60-90 triangle.

Tan is opposite over adjacent.

\frac{1}{ \sqrt{3} }
Square roots cannot be on the bottom.

\frac{1}{ \sqrt{3} }  \times  \frac{ \sqrt{3} }{ \sqrt{3} }
The bottom cancel out the square root bar.

Your answer is:

\frac{ \sqrt{3} }{3}
(It's best to memorize the 30-60-90 and the 45-45-90 triangles during trigonometry. It helps a lot.)

Hope this helps!

:)

8 0
3 years ago
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