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FrozenT [24]
4 years ago
14

What is the value of g?

Mathematics
2 answers:
saveliy_v [14]4 years ago
5 0
Apply the Law of Sines here.    

    54 yd                     g
----------------- = ------------------
 sin (58 deg)       sin (74 deg)

Do the math.  Cross mult. first, and then solve for g:
                                          
                                           54 sin 74
54 sin 74 = g sin 58;   g = --------------- = ?
                                            sin 58
jarptica [38.1K]4 years ago
4 0

Answer: 61.2 yd

Step-by-step explanation:

In the given triangle GHJ, we have

∠G=74° , GJ= 54 yd  , ∠H=58° , HJ =g

To find the value of g we apply the law of sines we get,

\frac{g}{\sin(74^{\circ})}=\frac{54}{\sin(58^{\circ})}\\\\\Rightarrow g=\frac{\sin(74^{\circ})\times54}{\sin(58^{\circ})}\\\\\Rightarrow\ g=\frac{(0.96126169593)54}{0.84804809615}\\\\\Rightarrow\ g=61.2089477187\approx61.2\ yd

 Hence, the value of g = 61.2 yd.

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Step-by-step explanation:

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3 years ago
8. The speed of the current in a river is 6 mph. A ferry operator who works that part of the river is looking to buy a new boat
Natali [406]
Answer: the speed of the boat on the lake is 9 mph
Step-by-step explanation:
Let x represent the speed of the boat on the lake or in still water.
The speed of the current in a river is 6 mph. This means that if the boat goes upstream against the speed of the current, its total speed would be (x - 6)mph. If the boat goes downstream against the speed of the current, its total speed would be (x + 6)mph.
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Every day, his route takes him 22.5 miles each way against the current and back to his dock, and he needs to make this trip in a total of 9 hours. This means that the time taken to travel upstream is
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2 years ago
Read 2 more answers
Y=x+5;x=3<br> Find the value of y for the given value of x
ioda

Answer:

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Step-by-step explanation:

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3 years ago
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LenaWriter [7]

The area of the composite polygon is:

\boxed{A_{T}=376 \ m^2}

<h2>Explanation:</h2><h2 />

Hello! remember you have to write complete questions in order to get good and exact answers. Here you haven't provided any figure, so I'll choose the figure below in order to illustrate this problem. A composite polygon is a polygon that can be divided into two or more basic shapes. So here we have a composite polygon formed by a triangle and a rectangle. So:

A_{total}=A_{T} \\ \\ A_{triangle}=A_{tr} \\ \\ A_{rectangulo}=A_{r} \\ \\ \\ A_{tr}=\frac{b\times h}{2} \\ \\ b:Base \ of \ the \ triangle \\ \\ h:height \ of \ the \ triangle \\ \\ \\ A_{r}=B\times H \\ \\ B:base \ of \ the \ rectangle \\ \\ H:height \ of \ the \ rectangle

So the area of the composite figure is:

A_{T}=\frac{16\times 11}{2} + 16\times 18 \\ \\ A_{T}=88+288 \\ \\ \boxed{A_{T}=376 \ m^2}

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2 years ago
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