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gtnhenbr [62]
3 years ago
14

What is one example of the use of an infrared sensor?

Mathematics
2 answers:
Ivan3 years ago
4 0

Answer:

The answer is C i literally just took the test

Step-by-step explanation:


kherson [118]3 years ago
3 0
I believe your best answer would be monitoring a buildings entry and exit way because an infrared sensor is an electronic instrument which issued<span> to sense certain characteristics of its surroundings by either emitting and/or detecting </span>infrared<span> radiation.</span>
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So this should be one of the last few ones
sergeinik [125]

Answer:

A

Step-by-step explanation:

Because you have to use the Pythagorean theorem to solve for this.

8 0
3 years ago
Dan's school is selling tickets to a play. On the first day of ticket sales the school sold 1 adult ticket and 6 student tickets
VashaNatasha [74]

Answer:

Let's define the variables:

A = price of one adult ticket.

S = price of one student ticket.

We know that:

"On the first day of ticket sales the school sold 1 adult ticket and 6 student tickets for a total of $69."

1*A + 6*S = $69

"The school took in $150 on the second day by selling 7 adult tickets and student tickets"

7*A + 7*S = $150

Then we have a system of equations:

A + 6*S = $69

7*A + 7*S = $150.

To solve this, we should start by isolating one variable in one of the equations, let's isolate A in the first equation:

A = $69 - 6*S

Now let's replace this in the other equation:

7*($69 - 6*S) + 7*S = $150

Now we can solve this for S.

$483 - 42*S + 7*S = $150

$483 - 35*S = $150

$483 - $150 = 35*S

$333 = 35*S

$333/35 = S

$9.51 = S

That we could round to $9.50

That is the price of one student ticket.

4 0
3 years ago
Average rate of change
Ganezh [65]

Answer:

The average rate of change in that space would be 12.

Step-by-step explanation:

To find this, use the two ordered pairs (-1, 3) and (1, 27) in the slope formula.

m(slope) = (y2 - y1)/(x2 - x1)

m = (27 - 3)/(1 - -1)

m = 24/2

m = 12

7 0
3 years ago
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Tanzania [10]

Answer:

5 times 7 is 35

Step-by-step explanation:

u multiplies 7 times 5

8 0
3 years ago
Hola necesito ayuda con geometría ​
enyata [817]

Answer:

okk

Step-by-step explanation:

7 0
4 years ago
Read 2 more answers
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