avstinv
avstinv
02-01-2018
Mathematics
contestada
find the length of line segment A (-2,3) B (2, 1)
Respuesta :
pethauls4up110km
pethauls4up110km
02-01-2018
Find the distance between points A-2; 3, B2; 1:
d = √
(
xb
-
xa
)2 + (
yb
-
ya
)2
=
= √
(2 - (-2))2 + (1 - 3)2
=
= √
42 + (-2)2
= √16 + 4 =
=
√20
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