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MrRissso [65]
3 years ago
7

Please help within the next hour

Mathematics
1 answer:
faust18 [17]3 years ago
3 0

Answer:

it's x= 1±sqrt(47)

Step-by-step explanation:

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Help me :( please help me
Katena32 [7]

Answer:

22.84, 5.83

Step-by-step explanation:

Pythagoras theorem states that: a^2+b^2=c^2

So, for red triangle, it will be: 9^2+21^2=b^2

81+441=b^2

522=b^2

square root of 522=b

22.84=b

For purple one,

3^2+5^2=a^2

9+25=a^2

34=a^2

square root of 34=a

5.83=a

7 0
2 years ago
8 workers complete the construction of wall 6 days. How many workers are needed to complete the construction in 4 days?
ElenaW [278]

Answer:

I came up with -12

Step-by-step explanation:

8 workers = 6 days to complete

x workers = 4 days faster to complete

6/4=1.5 days faster

1.5 x 8 = 12 workers needed to complete the wall in fours days

8 0
2 years ago
A snail can crawl 2/5 of a meter in a minute. How many minutes will it take the snail to crawl 6 meters? Enter your answer in th
Varvara68 [4.7K]
6 / (2/5) = 15
It should take the nail 15 minutes to crawl 6 meters.
6 0
3 years ago
Read 2 more answers
For the investment with interest compounded annually, find the final balance using the formula A = P(1 + r)t
Alinara [238K]
B.
<span>$5852.86

Working;
</span><span>A = P(1 + r)^t
A=5000(1+</span>\frac{3.2}{100})^5
A=<span>5852.86</span>
5 0
3 years ago
Question 8<br> A scuba diver descends 13 feet and then another 20 feet. What is his final position?
xz_007 [3.2K]

The answer would be -33

4 0
3 years ago
Read 2 more answers
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