On a map, a hospital is located at (-42,7). A wreck occurs at (13,-14). How far must the Air Care helicopter fly to reach the wreck from the hospital. (Each unit on the map equals one mile.)

Respuesta :

Answer:

The helicopter must cover a straight line distance of approximately 61.270 miles from the hospital to the wreck site.

Step-by-step explanation:

Let suppose that Air Care helicopter travels in straight line from the hospital to the wreck site, we can determine that distance ([tex]d[/tex]), measured in miles, by using the following Pythagorean identity from Analytical Geometry:

[tex]d = \sqrt{(x_{W}-x_{H})^{2}+(y_{W}-y_{H})^{2}}[/tex]

Where:

[tex]x_{W}[/tex], [tex]y_{W}[/tex] - Location of the wreck site, measured in miles.

[tex]x_{H}[/tex], [tex]y_{H}[/tex] - Location of the hospital, measured in miles.

If the location of the wreck site and the hospital are [tex](13, -14)[/tex] and [tex](-42, 7)[/tex], respectively. The distance that helicopter must cover is:

[tex]d = \sqrt{[13-(-42)]^{2}+[(-14)-13]^{2}}[/tex]

[tex]d \approx 61.270\,mi[/tex]

The helicopter must cover a straight line distance of approximately 61.270 miles from the hospital to the wreck site.

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