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Eva8 [605]
3 years ago
11

The table shows the depth of a submarine over a 2 hour period. Did the sub go up or down?By how much?

Mathematics
2 answers:
hichkok12 [17]3 years ago
4 0
If the sub is closer to the surface later, we thus know that it traveled upwards.

trapecia [35]3 years ago
3 0
It went up 121 feet in two hours. If you think about it the higher number of depth is the lower it is in the water. Was the divide a part of that equation?
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Does anyone know the answer to this question
lys-0071 [83]

ANSWER

\cos B = \frac{ \sqrt{3} }{3}

EXPLANATION

The given triangle is a right triangle.

It was given that,

a = 1

and

b =  \sqrt{2}

Using the Pythagoras Theorem, we can determine the value of c.

{c}^{2}  =  {( \sqrt{2} )}^{2}  +  {1}^{2}

{c}^{2} = 2 +  1

{c}^{2} = 3

c =  \sqrt{3}

The ratio is the adjacent over the hypotenuse.

\cos B =  \frac{1 }{ \sqrt{3} }

We rationalize to get:

\cos B =  \frac{ \sqrt{3}  }{ \sqrt{3}  \times  \sqrt{3} }  =  \frac{ \sqrt{3} }{3}

3 0
3 years ago
If a =3 and b= -1, what is the value of ab-b to the second power?
Scilla [17]

Answer:    -16

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

5 0
3 years ago
A stunt driver wants to make his car jump over 8 cars parked side by side below a horizontal ramp. The vertical height of the ra
mr Goodwill [35]

Answer:

v=26.41 m/s

Step-by-step explanation:

From the Newtons laws of motions, we sew that x= (2v₁²sin∅os∅)/g where x is the horizontal distance v is the initial speed and ∅ is the launch angle.

From trigonometry we see that 2 sin∅cos∅=sin 2∅

Therefore,  x=(v²sin2∅)/g

x=22m

∅=9°

g=9.8m/s²

22m=v²×sin(2×9)/(9.8m/s²)

v²=(22×9.8)/(sin 18)

v²=697.696

v=√697.696

v=26.41 m/s

3 0
3 years ago
Whats half of 70.00 dollars
Liono4ka [1.6K]


Half of 70.00 dollars

To Find the HALF of something, Divide the number by 2

So 70.00 Dollars/ 2 Dollars

Answer is: 35 Dollars

To Check Answer Multiply the answer by 2

35 Dollars* 2= 70.00 Dollars.

6 0
3 years ago
Read 2 more answers
Please help with this thank youu
Arte-miy333 [17]

Answer:

D = 106

e = 54

f = 20

Step-by-step explanation:

its ur answer

6 0
3 years ago
Read 2 more answers
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