Intro to 3D Geometry

Name the octant in which the point (5,2,-3) lies

• 1 st octant

• 5th octant

• 7th octant

• 4th octant

the point (4,-3,-6) lies in which octant

• 8th octant

• 6th octant

• 2nd octant

• 4th octant

the point (2,0,8) lies in which plane

• XY plane

• YZ plane

• XZ plane

• none of the above

Tags

CCSS.5.G.A.1

the point (2,0,8) lies in which plane

• XY plane

• YZ plane

• XZ plane

• none of the above

Tags

CCSS.5.G.A.1

A point is in XZ plane. what is the value of its y coordinate

• 1

• Zero

• 2

• 5

Tags

CCSS.5.G.A.1

the distance of the point (a,b,c) from the origin is

Tags

CCSS.HSG.GPE.B.7

Find the third vertex of triangle whose centroid is origin and two vertices are (2,4,6) and (0, -2, -5)

• (2,4,-2)

• (-2,-2,1)

• (-2-,2,-1)

• (6,3,5)

The YZ – plane divides the line segment joining the points (2, 3, 4) and (3, 5, – 4) in the ratio

• 2 : 3 internally

• 1 : 2

• 2 : 3 externally

• 1 : 3

Tags

CCSS.HSG.GPE.B.6

Coordinate of a point on Z – axis, equidistant from the points (1, 5, 7) and (5, 1, – 4) is

• (4,-4,11)

Tags

CCSS.HSG.GPE.B.6

The perpendicular distance of point P(x, y, z) from YZ – plane is

• x

• y

• z