alysharos3
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Calculate the distance between the points P=(-9, 1) and C=(−6, 8) in the coordinate plane.
Give an exact answer (not a decimal approximation).
10 y
Distance:
kP++++
-10 -8 -6 -4
18 201
-6
-8

Calculate the distance between the points P9 1 and C6 8 in the coordinate plane Give an exact answer not a decimal approximation 10 y Distance kP 10 8 6 4 18 20 class=

Respuesta :

Using Pythagoras
Distance between P and C = sr[(-6 - -9)^2 + (8 - 1)^2]
= sr(3^2 + 7^2)
= sr(9 + 49)
= sr(58) exactly

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