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Scilla [17]
3 years ago
6

What is the reason for step 7 in the proof above?

Mathematics
1 answer:
AfilCa [17]3 years ago
8 0
In step 7:BAE, AE=csinB The answer is definition of sine in right triangle. Because, In a right angles triangle, the sine of an angle is equal to the length of the opposite side divided by hypotenuse.
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tigry1 [53]
Hshshshgsvsvevrgeuuee
5 0
3 years ago
What is the rate of change and initial value for the linear relation that includes the points shown in the table?
uysha [10]
X   1 2 3
y 10 8 6
So find the slope m:  (6-10)/(3-1) = -4/2 = -2
Going backwards when x = 0, y will be 12 (you can see this)
So
<span>Initial value: 12, rate of change: −2

</span>
4 0
3 years ago
Use the given parent function f(x)=|x| to graph g(x)=|x+2|-4. use the ray tool and select two points to graph each ray. ​
marin [14]

Shown in the attached figure

<h2>Explanation:</h2>

The absolute value function is a function that takes the shape of a V. The pattern of the absolute value function is:

f(x)=\mid x \mid

So we need to use this function in order to obtain:

g(x)=\mid x+2 \mid -4

Recall that to translate a function vertically, we use the following rule:

g(x)=f(x)+k \\ \\ \bullet \ If \ k>0 \ the \ graph \ of \ f(x) \ is \ translated \ k \ units \ up \\ \\ \bullet \ If \ k

And to translate a function horizontally, we use the following rule:

g(x)=f(x+c) \\ \\ \bullet \ If \ c>0 \ the \ graph \ of \ f(x) \ is \ translated \ c \ units \ to \ the \ left \\ \\ \bullet \ If \ c

Since:

c=2>0 \  and \ k=-4

Then:

<em>g(x) is the translation of f(x) 2 units to the left and 4 units down</em>

<em />

<h2>Learn more:</h2>

Transformations in real-world problems: brainly.com/question/1033817

#LearnWithBrainly

8 0
3 years ago
The length of a planet's orbit around a star is approximately 17,650,000 km.
daser333 [38]

Answer:

1150 km/hr

Step-by-step explanation:

Formula for Average Speed is given as = Distance in Kilometers/ Time in Hours

In the question we are given the following parameters.

The length of a planet's orbit around a star = Distance = 17,650,000 km.

Time taken to complete a full orbit = 640 Earth days

Step 1

We need to convert the time in days to hours

1 Earth day = 24 hours

640 Earth days =

We cross multiply

640 Earth days × 24 hours

= 15360 hours.

Step 2

Average Speed = Distance in Kilometers/ Time in Hours

Average Speed = 17,650,000 km. /15360 hours

Average Speed = 1149.0885417 km/hr

Approximately to 3 significant figures=

1150 km/hr

Therefore, the planets average speed in kmh-1 to 3sf is 1150 km/hr

8 0
3 years ago
4/9(x + 13) = 8 what is the value of the x ​
allochka39001 [22]

Answer:

x=5

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
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