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bezimeni [28]
3 years ago
6

Why should Emily use a wire to connect point 2 to point 4? A) Metal wire is always expensive to work with. B) Metal is a good in

sulator of electricity. C) Metal wire is a good conductor of electricity. D) Metal is an inexpensive material to work with.
Mathematics
1 answer:
Alborosie3 years ago
4 0

Answer:

c.)  Metal wire is a good conductor of electricity.

Step-by-step explanation:

https://byjus.com/questions/why-are-metals-good-conductors-of-electricity/#:~:text=Metals%20are%20an%20excellent%20conductor,of%20the%20interacting%20metal%20ions.

"Metals are an excellent conductor of electricity and heat because the atoms in the metals form a matrix through which outer electrons can move freely. Instead of orbiting their respective atoms, they form a sea of electrons that surround the positive nuclei of the interacting metal ions."

Hope this helped!

Stay safe! <3

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What is the solution to the equation sqrt n= sqrt 3n-3 +1?​
inna [77]
The answer would be n = 1
3 0
3 years ago
HELP PLEASE IM ALMOST DONE I WILL MARK BRAINLIEST
gulaghasi [49]

Answer:

y = 94

x = 86

Step-by-step explanation:

brainliest plz

7 0
3 years ago
Daniel deposits $300 into an account that earns 16% interest annually. Which equation can be used to model his account balance,
MAVERICK [17]

Answer:

y=300(1+0.16)^x

Step-by-step explanation:

<h2>This account  can be  modeled using the compound interest formula.</h2><h2>the compound interest formula is expressed as</h2>

 A= P(1+r )^t

Where

A =final amount  = y

P=initial principal balance = $300

r=interest rate  = 16%= 0.16

t=number of time periods elapsed= x

Hence the equation to model his account balance/ final amount A (y) after time (x) years is

y=300(1+0.16)^x

5 0
2 years ago
PAGE 6
Ann [662]

a) A mathematical equation that represents the total cost, t, for a adult tickets and c child tickets is t = $5a + $3c.

b)No, she cannot buy 2 adult tickets and 7 child tickets.

<h3>Define equation.</h3>

Mathematical equations are relationships between two expressions that are equal on both sides of the equal to sign. An equation is, for instance, 3y = 16.

Given,

Maymont Middle School is selling tickets for the winter musical. Adult tickets cost $5 each and child tickets cost $3 each.

a) Mathematical equation:

represents the total cost, t, for a adult tickets and c child tickets

t = $5a + $3c

A mathematical equation that represents the total cost, t, for a adult tickets and c child tickets is t = $5a + $3c.

b) Ciera has $28.

a = 2 c = 7

Equating values in equation,

= $5(2) + $3(7)

= $10 + $27

= $37

No, she cannot buy 2 adult tickets and 7 child tickets.

To learn more about equation, visit:

brainly.com/question/10413253

#SPJ1

4 0
1 year ago
Draw and classify the polygon with the given vertices. Find the perimeter and the area of the polygon. A(-2,3), B(2,3), C(4,-1),
leva [86]

Answer:

Trapezoid

21 is the perimeter.

24 is the area.

Step-by-step explanation:

Let's do the perimeter first, 8 + 4 = 12.

Now we have to get the side lengths. We can do this by using the Pythagoras Theorem by making an imaginary line to form a right triangle.  The lengths are 2 and 4. So, 4 + 16 = 20. Square root of 20 + square root of 20 = ~9

12 + 9 = 21

21 is the perimeter.

Now, let's solve the area. The a is 4, b is 8. So 4 + 8 = 12/2 = 6. The height is 4 so 6 * 4 = 24.

24 is the area.

Hope this helped ya

:)

6 0
3 years ago
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