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Wewaii [24]
2 years ago
6

For a moving object, the force acting on the object varies directly with the object's acceleration. When a force of 21 N acts on

a certain object, the acceleration of the object is 7 m/s^2 . If the acceleration of the object becomes 10 m/s^2 , what is the force?
Mathematics
1 answer:
Marat540 [252]2 years ago
4 0

Answer:

21N:7m/s

? :10m/s

21x10=210

210÷7=30N

Your final answer is 30N

Step-by-step explanation:

This is called direct propotion

it involves close multiplication

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it just takes longer

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Supplementary Angles.

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I’ve been having trouble with these all week!
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so you will move constant to the right side and change the sign. 72x=223-7

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2 years ago
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The endpoints of CD are C(−4, 7) and D(0,−3).
tino4ka555 [31]

Midpoint =(\frac{x_{2}+x_{1}}{2},\frac{y_{2}+y_{1}}{2})

Answer:

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Step-by-step explanation:

The midpoints is given by

Midpoint =(\frac{x_{2}+x_{1}}{2},\frac{y_{2}+y_{1}}{2})

As given

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Putting values in the above

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3 years ago
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Triangle A'B'C' is a rotation of triangle ABC by 60 degrees using Q as the center.
butalik [34]

Answer:

The correct options are;

D. Triangles ABC and A'B'C' are congruent

E. Angle ABC is congruent to angle A'B'C'

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Step-by-step explanation:

The given information are;

The angle of rotation of triangle ABC = 60°

Therefore, given that a rotation of a geometric figure about a point on the coordinate plane is a form of rigid transformation, we have;

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2) The angles formed by the sides of the preimage are congruent to the angles formed by the corresponding sides of the image

Therefore;

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