Intro to 3D Geometry

The coordinates of a point are (3,0,0), the point lies on

• (A). x - axis

• (b). y - axis

• (C). z - axis

• (D). none of these

Which of the following is not an octant

• XOYZ

• X'O'Y'Z'

• XOY'Z'

• XO'Y'Z

Which of the following options correctly names the planes?

• pink - xz plane

  blue - xy plane

• blue - xy plane

  yellow - xz plane

• blue - yz plane

  yellow - xy plane

• pink - xz plane

  blue - yz plane

The three coordinate planes divide the space into eight parts known as

Which option shows the correct order of the missing signs?

• -, -, -

• -, +, -

• -, -, +

• -, +, +

The image of (1,2,3) about YZ plane is

• 1,-2,-3

• -1,-2,-3

• -1,2,3

• -1,-2,3

(3,4,0) lies in which plane

• YZ plane

• XZ plane

• None of these

• XY plane

The point ( -1 , 2 , -3 ) lies in the :

• (A). 7th Octant

• (B). 5th Octant

• (C). 6th Octant

• (D). 8th Octant