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torisob [31]
3 years ago
15

You are walking near a river. While standing at A, you measure an angle of 90° between B and C, as shown. You then walk to B and

measure
an angle of 61° between A and C. The distance between A and B is about 1 mile. How wide (in miles) is the river between A and C? Round your
answer to the nearest tenth.
61
B Im
A
The width is about
miles.

Mathematics
1 answer:
Dima020 [189]3 years ago
8 0

Answer:

3.6

Step-by-step explanation:

tan61=x/2

2(tan61)=x

3.6=x

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NeX [460]

Let's solve your equation step-by-step.

2(x+4)=−5x+1

Step 1: Simplify both sides of the equation.

2(x+4)=−5x+1

(2)(x)+(2)(4)=−5x+1(Distribute)

2x+8=−5x+1

Step 2: Add 5x to both sides.

2x+8+5x=−5x+1+5x

7x+8=1

Step 3: Subtract 8 from both sides.

7x+8−8=1−8

7x=−7

Step 4: Divide both sides by 7.

7x

7

=

−7

7

x=−1

Answer:

x=−1

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3 years ago
Which arrangement shows275, 5.36, 535, and 336 in order from least to greatest?
Vadim26 [7]

Answer:

5.36,275,336,535

Step-by-step explanation:

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A. Are the expressions and equivalent expressions? B. In two or more complete sentences, justify your answer to A.
pychu [463]

Answer:

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4 years ago
danielle wants to know how fast her rose garden will grow. Right now, her roses are 3 3/8 inches tall. If her roses grow 5/8 of
KATRIN_1 [288]

Answer:  The answer is minimum 33 days.

 

Step-by-step explanation:  Given that Daniel has a beautiful rose garden and she wants to know how fast her rose garden will grow. Also given that

Height of her roses at present is given by

h_p=3\dfrac{3}{8}=\dfrac{27}{8}~\textup{inches}.

And, height of the roses that increases each day is

h_d=\dfrac{5}{8}~\textup{inches}.

We need to find the number of days in which her roses will be a height of minimum 24 inches.

Let, 'x' be the number of days taken by the roses to be minimum 24 inches tall.

So, we have

h_p+h_dx\geq 24\\\\\Rightarrow \dfrac{27}{8}+\dfrac{5}{8}x\geq 24\\\\\Rightarrow 27+5x\geq 192\\\\\Rightarrow 5x\geq 165\\\\\Rightarrow x\geq 33.

Thus, the roses will take minimum of 33 gays attain a height of no less than 24 inches.



3 0
4 years ago
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mel-nik [20]

Answer:

7

Step-by-step explanation:

i hope this is right, I did the math

5 0
4 years ago
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