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maxonik [38]
3 years ago
11

A person at the top of a lighthouse sights a boat in the water. The angle of depression is 50. If the lighthouse is 70 feet high

, find the distance from the base of the lighthouse to the boat.
Mathematics
1 answer:
Paladinen [302]3 years ago
4 0

Answer:

58.7 feet (3 s.f.)

Step-by-step explanation:

Please see the attached picture for the full solution.

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a dental company has rolls of floss that are 1872 in long they want to put the distance in yards on their labels what is the dis
4vir4ik [10]
The answer is 52 yards
3 0
3 years ago
A. Factor the polynomial: x^5-4x^3+8x^2-32<br> b. Solve by factoring: 2x^2-3x+1=0
lawyer [7]

Answer:

a. (x^3+8)(x^2-4)

b. x=1 and x=1/2

Step-by-step explanation:

a. (x^3+8)(x^2-4) = x^5-4x^3+8x^2-32 [foil method: first,outside,inside,last]

b. use quadratic formula: -b +/- square root b^2-4ac / 2a

2=a; -3=b; 1=c

-(-3) + square root (-3)^2 - 4(2)(1) / 2(2)

3 + 1 / 4 = 4/4 = 1

3 - 1/4 = 2/4 = 1/2

7 0
3 years ago
Which function rule is a rational function x/2 x-2/4 x-2/2 2/x
AURORKA [14]
This expression of yours is problematic in that it's difficult to know which math operations are intended and in which order.   In   <span>x/2 x-2/4 x-2/2 , which part of the expression is in the numerator, and which in the denominator?

x shows up 3 times.  Apparently you meant "the variable x" in "x/2."  What about the next "x?" Did you type that in to indicate multiplication or is that "x" a variable also?  I think you catch my drift:  Your post will need some editing before your readers can understand what you want to do here.

Suppose I interpret your   </span><span>x/2 x-2/4 x-2/2  to mean the following:

( x/2 )
---------- * (x-2/2).  If that wasn't your intent, please fix it.
 x - 2/4

If this interpretation is correct, then you have

      x(x-1)          2x(x-1)
---------------- = ------------.  If not, please fix it.  This rational function
     x-1/2            2x -1        cannot be reduced.</span>
8 0
4 years ago
2+2????
nordsb [41]

Answer:

2+2= 4

Step-by-step explanation:

just have a scenario like : you have two apples and your friend brings two more apples when you count them all, there are four apple

7 0
3 years ago
Read 2 more answers
40. There are 24 grapes on a plate of the grapes a quarter are green how many of them
PolarNik [594]

Answer:

6 are green

Step-by-step explanation:

In order to find your answer you have to find the number like 4 and divide the number by 24 and 6

4 0
3 years ago
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