Name the octant in which the point lies (4,-2,-5)

1

(a)

Eighth octant

Name the octant in which the point lies (4,2,-5)

1

(a)

Fifth octant

Name the octant in which the point lies (-3,-1,6)

1

(a)

Third octant

L is the foot of the perpendicular drawn from a point P(6,7,8) on the XY-plane.What are the coordinates of point L?

1

(a)

(6,7,0)

Find the distance from the origin to (6,6,7).

1

(a)

Origin = (0,0,0)