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MrRa [10]
3 years ago
14

Yeah so i need help with my test so help please

Mathematics
1 answer:
Step2247 [10]3 years ago
6 0

Answer:

5

Step-by-step explanation:

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A surveyor wishes to determine the height of a mountain. At a given position he measures the angle of elevation to the top as 43
Usimov [2.4K]

Answer:

4,486.93 ft

Step-by-step explanation:

Let 'h' be the height of the mountain and 'x' be the horizontal distance between the first position measured and the top of the mountain.

Two right triangles can be modeled such that their tangent relationships yield:

tan(43.66) = \frac{h}{x}\\tan(38.2) = \frac{h}{x+1000}

Solving the linear system:

x= \frac{h}{tan(43.66)}\\x = \frac{h}{tan(38.2)} -1000\\\frac{h}{tan(43.66)}=\frac{h}{tan(38.2)} -1000\\1000 = 0.222869*h\\h=4,486.93\ ft

The mountain is 4,486.93 ft high.

7 0
3 years ago
HELP!!!
lara31 [8.8K]

Answer:

a) (3,7) b) 35

Step-by-step explanation:

8 0
3 years ago
Odette made this jewelry box by combining two rectangular boxes.
Komok [63]
382in^2

Adding the sides up we get, 36+36+72+24+24+24+32+48+48+48
6 0
2 years ago
Distributibe property 6×4.4
daser333 [38]
6(4.4) = 6 x 4.4 = 26.4

The one with the parenthesis would be the distributive property. I'm not 100% sure, though. Hope this helps.

      

4 0
4 years ago
Read 2 more answers
Help pleaseeee <br><br> 3.3 - 5.7n – 3n +8= ??
nasty-shy [4]

Answer:

11.3 - 8.7n

Step-by-step explanation:

Its almost basically combining like terms

You subtract - 5.7n - 3n to get -8.7n, then you add 3.3 + 8 to get 11.3 and you finally put it an equation 11.3 - 8.7n

5 0
3 years ago
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