Answer:

Step-by-step explanation:
The distance formula tells you the distance d between the points (0, 0, 0) and (-3, -b, c) is ...
d = √((x2 -x1)² +(y2 -y1)² +(z2 -z1)²) = √((-3-0)² +(-b-0)² +(c-0)²)
= √(9 +b² +c²)
Answer:
$0.36
Step-by-step explanation:
$2.16 / 6 = $0.36
Answer:
5.6 inches
Step-by-step explanation:
let c = length of 'j'
I used the Law of Cosines:
=
+
-2ab· cosC
= (1.3)^2 + (3.6)^2 - 2(1.3)(3.6) x 0.97