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Alborosie
1 year ago
15

What is y? i am having trouble figuring out what y is

Mathematics
1 answer:
Andre45 [30]1 year ago
8 0

Answer:

\sf \boxed{\bf y =5\sqrt{22}}

Step-by-step explanation:

<h3>45° - 45° - 90° triangle:</h3>

       The ratio of sides of 45 - 45 - 90 triangle is  a : a : a√2.

a is the side opposite to 45°.

From the figure, a = 5√11

The side opposite to 90° is a√2.

y = a√2

  \sf = 5\sqrt{11} * \sqrt{2}\\\\   = 5*\sqrt{11*2}\\\\   = 5\sqrt{22}

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PLEASE HELP ASAP, the distance between the gears is 36 and the radius of the larger circle is 17.
liberstina [14]

Answer:

Step-by-step explanation: 83628374827482739472

8 0
3 years ago
In one year the perseid metor shower had a metor appear every 1/5 5 minutes on average That same year the Leonid metor shower ha
olga55 [171]

In one year, the Perseid meteor shower had a meteor appear every 1 1/5 minutes on average. That same year, the Leonid meteor shower had a meteor appear every 4 2/3 minutes on average. How many more meteors fell during the Perseid meteor shower?

Answer:

325,452 meteors

Step-by-step explanation:

We all know that :

We have 365 days in a year and in each day there are 24 hours, Likewise an hour has 60 minutes

SO, the total number of minutes in a year is :

365 × 24 × 60 = 525600 minutes

For Perseid  meteor:

1 + \frac{1}{5}  \\ \\ = 1 + 0.2 \\  \\ = 1.2

So one meteor fall at 1.2 minutes interval Thus, in a year, we will have :

1 meteor - 1.2 minutes.

x meteor - 525600 minutes.

1.2x = 525600

x = \frac{525600}{1.2}

x = 438000

∴  438,000 meteors fell during the Perseid shower.

For  Leonid meteor shower:

4 + \frac{2}{3} = 4.67

So one meteor fall at 4.67 minutes interval Thus, in a year, we will have :

1 meteor - 4.67 minutes.

x meteors - 525600 minutes.

4.67x = 525600

x = \frac{525600}{4.67}

x = 112548

112,548 meteors fell during the Leonid Shower.

Finally , the numbers of more meteors that  fell during the Perseid meteor shower is calculated by the difference in the number of Perseid meteor shower and Lenoid meteor shower. i.e

438,000 - 112,548 = 325,452

325,452 more meteors fell during the Perseid meteor shower

5 0
3 years ago
What is the perimeter of a polygon with the vertices at (-2,1) (-2,4) (2,7) (6,4) (6,1)?
rusak2 [61]

Answer:

24

Step-by-step explanation:

3 0
3 years ago
Find the slope of (-2, 5) &amp; (2, 13)<br><br> HELPPPOO
MrMuchimi

Answer:

The slope is 2.

Step-by-step explanation:

DIVIDE 13-5/2+2

That gives you 8/4 which equals 2.

5 0
2 years ago
Which answer describes the function f(x)=x^5+2x ?<br><br><br> odd<br><br> even<br><br> neither
alekssr [168]

Answer:

Odd function

Step-by-step explanation:

The given function is f(x)=x^5+2x

We know that:

  • The function is even if f(-x) = f(x)
  • The function is odd if f(-x)=-f(x)
  • If the function doesn't satisfy these two properties then it is neither odd nor even.

Hence, we substitute x = -x to find f(-x)

f(-x)=(-x)^5+2(-x)\\=-x^5-2x\\=-(x^5+2x)\\=-f(-x)

Since, f(-x)=-f(x). Hence, the function is odd.

3 0
3 years ago
Read 2 more answers
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