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Viktor [21]
3 years ago
9

From her window, Carmella looks up to the top of a neighboring building at an angle of 46°. Her

Mathematics
1 answer:
Vinil7 [7]3 years ago
7 0

Answer:

270.3\ ft

Step-by-step explanation:

see the attached figure to better understand the problem

step 1

In the right triangle ADE

Find the value of h1

See the attached figure

h1=AD

tan(25\°)=\frac{h_1}{180}

Solve for h1

h_1=(180)tan(25\°)\\h_1=83.94\ ft

step 2

In the right triangle ABC

Find the value of h2

See the attached figure

h2=BC

tan(46\°)=\frac{h_2}{180}

Solve for h2

h_2=(180)tan(46\°)\\h_2=186.40\ ft

step 3

Find the height of the neighboring building

we know that

The height of the neighboring building is equal to

h=h_1+h_2

substitute the values

h=83.94+186.40=270.34\ ft

Round to the nearest tenth of a foot

h=270.3\ ft

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3 years ago
100 PTS:Please help me now plz plz
Alex Ar [27]

Answer:

x = 12

Step-by-step explanation:

We have a right triangle with hypotenuse 10 and the height 8.  Either the one on the left or the one on the right

We can find the base using the Pythagorean theorem

a^2 + b^2 = c^2

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Now a is 1/2 of the total base of the big triangle.  It is identical since the triangles are equal

x = 2 * a

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4 0
3 years ago
Read 2 more answers
Evaluate p\4 when p=12
NikAS [45]
P/4 p=12 just plug in 12 for p
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7 0
3 years ago
One side of a square flower bed is 8 feet long. how many plants are needed if they are to be spaced 8 inches apart around the ou
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The side is 8 feet = 8*12 inches = 96 inches

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Means total flower : 10 * 4 (each side) + 4(corner)

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Solve for x.<br> -5/4x = -30<br> Simplify your answer as much as possible.
zlopas [31]

Answer:

The answer is x=24.

Step-by-step explanation:

This is a one step equation, so it is simple, as shown.

In order to isolate the variable, you need to multiply each side of the equation by the fraction's reciprocal. In this case, it is -4/5.

Thus, x= -30 x -4/5

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I hope this helped!!

~ Penny

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3 years ago
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