Practice Page
Directions: Read carefully and choose the best answer.

1.
Lines l and m intersect at point S. Line n is perpendicular to both lines l and m at point S. Which statement must be true?
Choose:
 
Lines l and m are perpendicular to one another.
 
Lines l and m are in two different planes.
 
Line n is perpendicular to the plane containing lines l and m.
 
Lines l, m and n are in the same plane.



2.
A wooden box is in the form of a right rectangular prism. Which statement is true regarding the opposite faces of the box?
 woodenbox
Choose:
They lie in parallel planes.
 
They lie in perpendicular planes.
  They lie in intersecting planes.
  They are perpendicular.



3.
If two distinct lines are perpendicular to the same plane, then the lines are ...
Choose:
 
 
collinear.
congruent.
 
coplanar.
consecutive.



4.
A trapezoidal prism is shown at the right. lPmath1
Which plane is perpendicular to ma ?
trapprism
Choose:
 
 
MAT
HES
MSP
SPL



5.
If two planes are perpendicular to the same line,
Choose:
 
 
the planes are perpendicular.
 
the planes are parallel.
 
the planes intersect but are not perpendicular.
 
none of the above



6.
LPcube
Which plane must be perpendicular to plane AGFE ?
cubeline
Choose:
 
ABCE
 
BCDH
  CDFE
  HDFG



7.
Through a given point, P, on a plane, how many lines can be drawn that are perpendicular to the given plane?
Choose:
1
2
 
more than 2
none
 



8.
In the right triangular prism shown at the right, which planes are parallel?
LPtri
Choose:
 
 
ECBF and DABF
 
EDAC and ECBF
 
ACB and DABF
 
DEF and ACB



9.
Two rays (lines) are drawn on the classroom wall labeled Plane B such that they are perpendicular to the wall labeled Plane A. Which of the following statements are true regarding this scenario?
cornerclass
Choose:
 
line 1 || line 2
Plane A ⊥ Plane B
line 1 & 2 are coplanar
All choices are true.



10.
Choose which of the following statements will be TRUE regarding lines and planes.
(Check all that apply, and hit SUBMIT!)

If two planes are parallel to a third plane, then the two planes are parallel.

If two planes are perpendicular to a third plane, then the two planes are parallel.

If a plane intersects two parallel planes, then the intersections are two parallel lines.
If a line is perpendicular to a given plane, then every plane containing that line is perpendicular to the given plane.

       

 

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