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UkoKoshka [18]
3 years ago
5

What is the C of a circle that has a radius of 4.5

Mathematics
1 answer:
Jlenok [28]3 years ago
5 0

Step-by-step explanation:

C = 2\pi \: r \\ = 2 \times 3.14 \times 4.5 \\  = 3.14 \times 9 \\  =28.26 \: units

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Numbers AMBER<br> 1<br> Explain how we know V30 lies between 5 and 6.
Anastasy [175]

Answer:

see explanation

Step-by-step explanation:

5² = 25 and 6² = 36

(\sqrt{30} )² = 30

Then

25 < 30 < 36

Thus \sqrt{30} lies between 5 and 6

6 0
3 years ago
A refrigerator costs $1799.99. New parts for this refrigerator cost $345, labor to repair it costs $553, and
Fynjy0 [20]

Answer: A

Step-by-step explanation: A is the best answer becauuse your whole refrigerator is covered.

4,819.99

3 0
3 years ago
29.
Elis [28]

Answer:

Sum of their present ages  = 20 years

Step-by-step explanation:

Present age :

   Neha's age = x years

Reemas' age = x - 4

After 5 years:

       Neha's age = (x +5) years

       Reemas' age = (x - 4 + 5 ) = x + 1

Sum of the ages of Reema and Neha will be 30

Therefore,    

x + 5  + x + 1 = 30

x + x + 5 + 1 = 30

   2x +  6    = 30

            2x = 30 - 6

           2x = 24

             x = 24/2

            x = 12

Neha's age = 12 years

Reema's age = 12 - 4 = 8 years

Sum of their present ages = 12 + 8 = 20 years

4 0
3 years ago
Solve the inequality: |2x−16| ≤0
ahrayia [7]

Answer:

x\leq 8

Step-by-step explanation:

Work is attached!

6 0
3 years ago
PLEASE HELP ME EVERYONE HAS GOTTEN THIS WRONG ITS GONNA SUBMIT IN 15 MIN PLS HELP THANK YOU
Tju [1.3M]

Answer:

x = 8.66

Step-by-step explanation:

Apply pythagorean theorem to find the value of x.

Thus:

x² = 14² - 11²

x² = 75

x = √75

x = 8.66025404

x = 8.66 (nearest hundredth)

8 0
3 years ago
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