MPM2D1 Exam Latest Update
Slope form - Answer y=mx+b
point slope form - Answer y-y₁=m(x-x₁)
Two lines are parallel if they have the same - Answer slope
Two lines are perpendicular if the product of their slopes is - Answer -1
A consistent system is - Answer a system of equations that has at least one solution
An inconsistent systems is - Answer a system of equations that has no solutions
A dependent system is - Answer a system of equations that has infinitely many solutions
midpoint formula - Answer (x₁+x₂)/2, (y₁+y₂)/2
Median of a triangle - Answer a segment whose endpoints are a vertex of the triangle
and the midpoint of the opposite side
centroid of a triangle - Answer The point of concurrency of the medians of a triangle
How to calculate the centroid of a triangle? - Answer (x1+x2+x3)/3, (y1+y2+y3)/3
Right bisector - Answer A line perpendicular to a line segment and passing through its
midpoint
circumcenter of a triangle - Answer the point of concurrency of the perpendicular
bisectors of the sides of the triangle
altitude of a triangle - Answer a perpendicular segment from a vertex to the line
containing the opposite side
orthocentre of a triangle - Answer the point of concurrency of the three altitudes of a
triangle
All three centers of the triangle are part of the same - Answer plane
Length of a line segment formula - Answer square root of (x2-x1)^2 + (y2-y1)^2
equation for a circle - Answer (x - h)^2 + (y - k)^2 = r^2
h = x-coordinate of origin
k = y-coordinate of origin
angle bisector of a triangle - Answer A segment that bisects an angle of the triangle and
has one endpoint at a vertex of the triangle and the other endpoint at another point on
Slope form - Answer y=mx+b
point slope form - Answer y-y₁=m(x-x₁)
Two lines are parallel if they have the same - Answer slope
Two lines are perpendicular if the product of their slopes is - Answer -1
A consistent system is - Answer a system of equations that has at least one solution
An inconsistent systems is - Answer a system of equations that has no solutions
A dependent system is - Answer a system of equations that has infinitely many solutions
midpoint formula - Answer (x₁+x₂)/2, (y₁+y₂)/2
Median of a triangle - Answer a segment whose endpoints are a vertex of the triangle
and the midpoint of the opposite side
centroid of a triangle - Answer The point of concurrency of the medians of a triangle
How to calculate the centroid of a triangle? - Answer (x1+x2+x3)/3, (y1+y2+y3)/3
Right bisector - Answer A line perpendicular to a line segment and passing through its
midpoint
circumcenter of a triangle - Answer the point of concurrency of the perpendicular
bisectors of the sides of the triangle
altitude of a triangle - Answer a perpendicular segment from a vertex to the line
containing the opposite side
orthocentre of a triangle - Answer the point of concurrency of the three altitudes of a
triangle
All three centers of the triangle are part of the same - Answer plane
Length of a line segment formula - Answer square root of (x2-x1)^2 + (y2-y1)^2
equation for a circle - Answer (x - h)^2 + (y - k)^2 = r^2
h = x-coordinate of origin
k = y-coordinate of origin
angle bisector of a triangle - Answer A segment that bisects an angle of the triangle and
has one endpoint at a vertex of the triangle and the other endpoint at another point on
