If a line is perpendicular to each of two intersecting lines at their point of intersection, then the line is _____________ to the plane determined by them

Coplanar lines that do not intersect, or planes that do not intersect are _____________.

If two lines are both perpendicular to the same plane then those two lines must be ____________.

If a line is perpendicular to a plane, then any line perpendicular to the given line at its point of _____________ with the given plane is in the given plane

Lying on the same plane

A zero dimensional location with no length, width or depth

Given a line and a point on that line, how many planes passing through that point are perpendicular to that line

Given a plane and a point on that plane, how many lines passing through that point that are perpendicular to that plane?

Non-coplanar lines

Description

Answer

Lines or planes that intersect at right angles are ____________.

Two planes are perpendicular to each other if and only if one plane contains a line that is ______________ to the second plane

A two dimensional set of points and lines with no depth

Lying on the same line

If a line is perpendicular to a plane, then how many planes containing the line are perpendicular to the given plane?

A one dimensional set of points with no width or depth

If two planes are perpendicular to the same line, then they must be ____________.

If a plane intersects two parallel planes, what is formed by the intersections?

## Show Comments