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Oduvanchick [21]
3 years ago
5

Is this answer right?

Mathematics
2 answers:
Komok [63]3 years ago
8 0
Yes, I believe you are correct.
zalisa [80]3 years ago
5 0

Answer:

yes I think so

Step-by-step explanation:

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Find the length of side a.<br> 15<br> 9<br> O A. 6<br> B. V 306<br> C. 12<br> D. 144
Leni [432]

Answer:

12

Step-by-step explanation:

A² + B² = C²

9² + B² = 15²

81 + B² = 225

B² = 144

B = 12

8 0
2 years ago
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A certain radioactive isotope has a half-life of 15 days. If one is to make a table showing the half-life decay of a sample of t
Verdich [7]
A half-life of the isotope is 15 days and at start its mass is 32 g.
A table:
              t:                 m:
              0                32 g
             15               16 g
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             45                 4 g
             60                 2 g
             75                 1 g
In the first column is used an arithmetic sequence ( a 1 = 0, d = 15 ).
In the second column is used a geometric sequence ( a 1 = 32, r = 1/2 )                       
7 0
3 years ago
I give brainliest!!!!
Elza [17]

Answer:

(3,2) i hope this answer will help you

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3 years ago
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What is the value of x? Round to the nearest tenth.
kotykmax [81]

Answer:

27.5

Step-by-step explanation:

first you find what 30x30 is as A squared plus B squared is equal to C squared. your A is 12 and your C is 30.

so!

30x30 is 900

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subtract 144 from 900 and you get 756. once you find the square root you get 27.49. then round up to 27.5

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3 years ago
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Answer:

2: yes

Step-by-step explanation:

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