उत तर:
# D = 2sqrt (10) #
# D = 6.32 #
स पष ट करण:
द र स त र ह # d = sqrt ((y_2-y_1) ^ 2 + (x_2-x_1) ^ 2) #
# (- 2,1) और (-4,7) #
# x_1 = -2 #
# y_1 = 1 #
# x_2 = -4 #
# y_2 = 7 #
# d = sqrt ((y_2-y_1) ^ 2 + (x_2-x_1) ^ 2) #
# d = sqrt ((7-1) ^ 2 + (-4 - (- 2)) ^ 2) #
# d = sqrt ((6) ^ 2 + (-2) ^ 2) #
# d = sqrt (36 + 4) #
# D = sqrt (40) #
# D = 2sqrt (10) #
# D = 6.32 #
