Apakah jarak antara (8, 2) dan (1, -6)?

Apakah jarak antara (8, 2) dan (1, -6)?
Anonim

Jawapan:

jarak # = sqrt (113 #

Penjelasan:

# (8,2) = warna (biru) (x_1, y_1 #

# (1, -6) = warna (biru) (x_2, y_2 #

Jarak dikira menggunakan formula:

#sqrt ((x_2-x_1) ^ 2 + (y_2-y_1) ^ 2 #

# = sqrt ((1-8) ^ 2 + (- 6-2) ^ 2 #

# = sqrt ((- 7) ^ 2 + (- 8) ^ 2 #

# = sqrt (49 + 64 #

# = sqrt (113 #