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jarptica [38.1K]
3 years ago
14

Simone builds a simple spinning engine by inserting straws through holes in a plastic cup. She then suspends the cup from a meta

l pole using string. After Simone pours water into the cup, the water rushes out of the straws in the direction that the straws are pointed and the cup spins, as shown in the picture below.
Which of the following is true about the force acting on the cup and causing it to spin?
A.
It is equal in magnitude and in the same direction as the force pushing the water out of the straws.
B.
It is smaller in magnitude but opposite in direction to the force pushing the water out of the straws.
C.
It is equal in magnitude but opposite in direction to the force pushing the water out of the straws.
D.
It is smaller in magnitude and in the same direction as the force pushing the water out of the straws.
Mathematics
1 answer:
Zinaida [17]3 years ago
3 0
D. It is smaller In magnitude
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HOW DO YOU FIND THIS AGAIN PLS HELP!
strojnjashka [21]
<h2>28 units²</h2><h2>____________________</h2>

<u>Step-by-step explanation:</u>

length = 8 units

breadth = 3.5 units

area = length × breadth

= 8 × 3.5

= 28 units²

<h2>____________________</h2><h2>FOLLOW ME</h2>
5 0
2 years ago
Read 2 more answers
How to factor 4x^2+7x-15
GuDViN [60]
4x^2+7x-15

Break the expression into group:

(4x^2+5x)+(12x-15)

factor out x from 4x² - 5x : x (4x-5)
factor out 3 from 12x-15 : 3 (4x-5)

=x(4x-5)+3(4x-5)

factor out common term (4x-5) :

= (4x-5)(x+3)

hope this helps!

4 0
3 years ago
HEEEEELP!!!!!!!!!!!!!11 I WILL MARK BRAINLIEST kx-3y=4 4x-5y=7 k is constant and x and y are variables, for what value of k will
Studentka2010 [4]

Answer:

<h2>               A.  ¹²/₅</h2>

Step-by-step explanation:

There is no solution for system of equations:  a_1x+b_1y=c_1\\a_2y+b_2y=c_2

if:     a_1=a_2\quad and\quad b_1=b_2\quad and\quad \bold{c_1\ne c_2}

so first, we we need to transform the equations to the form where the coefficients at y will be the same:

kx-3y=4\\ 4x-5y=7\\\\ (kx-3y)\cdot5=4\cdot5\\ (4x-5y)\cdot3=7\cdot3\\\\ 5kx-15y=20\\ 12x-15y=21

Now we have  b₁=b₂ and c₁≠c₂ so the system has no solution if a₁=a₂

5k = 12

÷5     ÷5

k = ¹²/₅

7 0
3 years ago
I don't get the subject of congruent triangles. How do I figure out if there's not enough information to know if it is congruent
babymother [125]

Answer:

Okay, there are many ways to find if a triangle is congruent.

Let's start with some different terminology.

For the sake of simplicity let us say that S stands for when a side is congruent for both triangles and A stands for when an angle (<) is congruent between both the triangles as well.

So, you need to memorize some rules. If you find that 2 triangles are congruent in the sense of; SSS, SAS, AAS, SAA, and ASA. One thing to remember is that Angle Side Side isn't congruent and is called <em>Donkey Theorem</em>. This theorem only works for right triangles.

One way to know if your triangle isn't congruent is if you can find a part of the triangle that is different.

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3 years ago
What is the solution set for the equation square root 5x+29=x+3?
galben [10]
X would equal -6.5. I hope this helps.
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