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bulgar [2K]
3 years ago
15

Please help!! I will make you brainlest.

Mathematics
2 answers:
svlad2 [7]3 years ago
6 0

Answer:

Question 5: x = 12, Question 6: y = 2\sqrt{3}

Step-by-step explanation:

Use the Pythagorean Theorem to calculate missing sides.

Question 5 explanation: x^{2} + 9^2 = 15^2n:  ⇒ x^{2} + 81 = 225 ⇒ x^{2} = 144 ⇒ x=12

Question 5 explanation: y^{2}+6^2 =(4\sqrt{3})^2 ⇒ y^{2} + 36 = 48 ⇒ y^2 = 12 ⇒ y=2\sqrt{3}

Law Incorporation [45]3 years ago
3 0

Answer:

5) x = 12 6) y = 3.5

Step-by-step explanation:

For number 6 that one may be right I tried several ways and kept getting that answer

5. is completely write though

Hope that helps

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BartSMP [9]

Answer:

2

There are 2 kilometers in 2000 meters

Step-by-step explanation:

4 0
3 years ago
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I will give brainliest answer
andrezito [222]

Answer:

The answer would be 12.571428571 units or 12.57units.

7 0
3 years ago
Someone please help me with this asap
Leokris [45]

Answer:

All of these terms are dollar amounts.

Step-by-step explanation:

Here, x + y = 10 (where these numerals represent counts)

(1/2)x + (1/4)y = 4 (where (1/2), (1/4) and 4 are dollar amounts)

Let's eliminate y.  To accomplish this, mult. the 2nd eq'n by-4, obtaining

-2x - y = -16, and then combining this with the 1st equation, as follows:

-2x - y = -16

  x + y = 10

-------------------

 -x  = -6, or x = 6.  This represents the number of pens purchased by Terrance.  

Subbing 6 for x in the first equation, we get y = 4.  This represents the number of pencils he bought.

($0.50)x + ($0.25)y = $4.00 (dollar amounts)

5 0
3 years ago
Do any of you know how to easily and properly convert a mixed fraction to a decimal?​
arlik [135]

Answer:

Here's a 2 step conversion.

Step-by-step explanation:

1. Convert the fraction to a decimal: Divide the numerator by the denominator

2. Add this decimal number to the whole number part of the mixed number

A mixed number is a whole number plus a fraction. To find the decimal form of a fraction just divide the numerator by the denominator using a calculator or long division. Then add the decimal number to the whole number.

Example: Convert the mixed number 7 1/4 to a decimal

Convert the fraction to a decimal: Divide 1 by 4

1 ÷ 4 = 0.25

Add 0.25 to the whole number 7:

7 + 0.25 = 7.25

8 0
3 years ago
Read 2 more answers
PLEASE HELPPPP ILL MARK BRAINLIEST
NNADVOKAT [17]
Coordinate 1 is : (0,3)
Coordinate 2 is : (-4,-2)
Coordinate 3 is : (-1,-5)
Coordinate 4 is (4,0)
Hope this helps!
7 0
2 years ago
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