Pregunta
Find the distance between the two points. \( (2,9) \) and \( (-10,25) \) The distance is \( \square \). (Type an exact answer, using radicals as needed.)
Ask by Chan Pena. in the United States
Feb 27,2025
Solución de inteligencia artificial de Upstudy
Respuesta verificada por el tutor
Responder
The distance between the points \( (2,9) \) and \( (-10,25) \) is \( 20 \).
Solución
To find the distance between the two points \( (2,9) \) and \( (-10,25) \), we can use the distance formula:
\[
d = \sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2}
\]
where \( (x_1, y_1) = (2, 9) \) and \( (x_2, y_2) = (-10, 25) \).
Now, let's substitute the coordinates into the formula:
1. Calculate \( x_2 - x_1 \):
\[
x_2 - x_1 = -10 - 2 = -12
\]
2. Calculate \( y_2 - y_1 \):
\[
y_2 - y_1 = 25 - 9 = 16
\]
3. Now substitute these values into the distance formula:
\[
d = \sqrt{(-12)^2 + (16)^2}
\]
4. Calculate \( (-12)^2 \) and \( (16)^2 \):
\[
(-12)^2 = 144
\]
\[
(16)^2 = 256
\]
5. Add these results:
\[
d = \sqrt{144 + 256} = \sqrt{400}
\]
6. Finally, calculate the square root:
\[
d = 20
\]
Thus, the distance between the two points is \( 20 \).
Respondido por UpStudy AI y revisado por un tutor profesional
Como
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Beyond the Answer
To find the distance between the points \( (2,9) \) and \( (-10,25) \), you can use the distance formula: \[ d = \sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2} \] Here, \( (x_1, y_1) = (2, 9) \) and \( (x_2, y_2) = (-10, 25) \). Now plug in the values: \[ d = \sqrt{((-10) - (2))^2 + ((25) - (9))^2} \] \[ d = \sqrt{(-12)^2 + (16)^2} \] \[ d = \sqrt{144 + 256} \] \[ d = \sqrt{400} \] \[ d = 20 \] So, the distance is \( 20 \).
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