Respuesta :

BigBrainPheonix

Answer:

5

Step-by-step explanation:

Pythagoras's theorem dictates that  a squared + b squared  = c squared when talking about sides on right angled triangles with a and b being flat sides and c being the hypotenuse which gives us the forumula below

3 squared + 4 squared = 25 route 25 = 5

devishri1977

Answer:

Step-by-step explanation:

[tex]Distance=\sqrt{(x_2-x_1)^{2}+(y_2-y_1)^{2}}\\\\d_{3}=\sqrt{(2-[-1])^{2}+(0-4)^{2}}\\\\ =\sqrt{(2+1)^{2}+(-4)^{2}}\\\\ =\sqrt{(3)^{2}+(-4)^{2}}\\\\=\sqrt{9+16}\\\\ =\sqrt{25}\\\\ =5[/tex]

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