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Luba_88 [7]
3 years ago
6

I need your assistance on this please!

Mathematics
1 answer:
Fantom [35]3 years ago
3 0
Substitute values and isolate v.

v^2 = u^2 + 2as
v^2 = 8^2 + 2(3)(19)
v^2 = 64 + 114
v^2 = 178
v = √178
v = about 13.3

Since the velocity isn’t exactly 13m/s, it cannot be A, so the correct answer is C.
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What is 2.83 as a fraction
kap26 [50]
Either 283/100 or 2 83/100. They are the same number though
5 0
3 years ago
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A girl's feet are negative 4 over 5 yards from the surface of a pool. A boy's feet are negative 2 over 5 yards from the surface
ANTONII [103]
There are many ways you can do this. To me, the easiest way is cross multiplying, but since the denominators are the same, there is no need to do that. Also, the fractions are negatives, the one closest to 0 is closer to the surface of the pool
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Answer: the boy's feet are closer to the surface of the pool
6 0
3 years ago
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The diameter of a circle is 12 yards. what is the circles circumference
lora16 [44]

Answer:

37.7

Step-by-step explanation:

<h2><u>circumference of a circle:</u></h2>

Formula = 2πr

r is the radius

diameter = 2* radius

hence radius = 12/2

radius  = 6 yards

2*π*6 = 37.6991

to 3sf

<h3><u>circle circumference is 37.7</u></h3>
4 0
4 years ago
5a+5b=25 and -5a+5b=35
Alex_Xolod [135]

add the two equations together

5a+5b=25

-5a+5b=35

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

 0  + 10b =60

divide by 10

b=6

5a + 5b = 25

5a +5(6) = 25

5a +30 =25

subtract 30 from each side

5a =-5

divide by 5

a = -1

Answer (-1,6)

or a=-1 b=6

3 0
3 years ago
27 pounds of tomatoes cost $270 how many pounds of tomatoes can you get with $20?
Zolol [24]

Answer:

2

Step-by-step explanation:

270/27 = 10 so each pound is $10

5 0
3 years ago
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