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Lana71 [14]
3 years ago
5

Can someone help me with this one

Mathematics
2 answers:
LekaFEV [45]3 years ago
6 0

A= 108 centimeters sqaured if you are on oddeseyware thats the correct answer


sukhopar [10]3 years ago
4 0

Answer:

Approximately 157.08 sq. cm.


Step-by-step explanation:

The Area of an Ellipse is given by the formula  A=\pi a b

Here 2a = 10, so a = 5

Also, 2b = 20, b = 10


<em>Substituting these into the area formula gives us:</em>

A=\pi a b\\A=\pi (5)(10)\\A=50\pi\\A=157.08

The Area is <em>approximately</em> 157.08 sq. cm.

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I need to put equations into slope intercept and i need big help its a test grade
creativ13 [48]

Answer:

4.

y= 2/3x + 3

Step-by-step explanation:

By using the distributive property on the right side of the equation you get 2/3x + 2. Then you add 1 to the right side to cancel out the (-1) on the left.

5 0
3 years ago
Need help with this please
ryzh [129]

Answer:

-2/5

Step-by-step explanation:

Exactly the opposite of the sign, opposite of + is negative (-)

8 0
3 years ago
the equation y=15x+500 represents the amaunt y that lin earns by working for x hours plus a performance bonus. what is lin hourl
sp2606 [1]
The hourly rate is the slope or $15 in this case. 
6 0
3 years ago
Which trigonometric function has a range that does not include 0.4?
Montano1993 [528]
<h2>Hello!</h2>

The answer is: y=cscx

<h2>Why?</h2>

Domain and range of trigonometric functions are already calculated, so let's discard one by one in order to find the correct answer.

The range is where the function can exist in the vertical axis when we assign values to the variable.

First:

y=cosx: Incorrect, it does include 0.4 since the cosine range goes from -1 to 1 (-1 ≤ y ≤ 1)

Second:

y=cotx: Incorrect, it also does include 0.4 since the cotangent range goes from is all the real numbers.

Third:

y=cscx: Correct, the cosecant function is all the real numbers without the numbers included between -1 and 1 (y≤-1 or y≥1).

Fourth:

y=sinx : Incorrect, the sine function range is equal to the cosine function range (-1 ≤ y ≤ 1).

I attached a pic of the csc function graphic where you can verify the answer!

Have a nice day!

8 0
4 years ago
The label on the cars antifreeze container claims to protect the car between -30C and 130C. To convert Celsius temperature to Fa
RideAnS [48]
C = 5/9(F - 32)

C = -30
-30 = 5/9(F - 32)
-30 = 5/9F - 160/9
-30 + 160/9 = 5/9F
-270/9 + 160/9 = 5/9F
-110/9 = 5/9F
-110/9 * 9/5 = F
- 990/45 = F
- 22 = F

C = 5/9(F - 32)
C = 130

130 = 5/9F  - 160/9
130 + 160/9 = 5/9F
1170/9 + 160/9 = 5/9F
1330/9 = 5/9F
1330/9 * 9/5 = F
11970/45 = F
266 = F

So in Fahrenheit temp, the the car is protected between -22 F and 266 F

4 0
3 years ago
Read 2 more answers
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