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the direction or course followed by an airplane, missile, or the like
a rectangular array of elements (or entries) set out by rows and columns
rows x columns
rows x columns or columns x rows?
each piece of information in a matrix
the rows by columns of a matrix
when multiplying matrices, what must be the same?
same columns in first matrix as rows in second
same dimensions for both matrices
when adding matrices, what must be the same?
multiply a matrix by a scaler to create a _______
what operation is this: [2 3]x4=[8 12] ?
matrix for reflecting over x-axis
matrix for reflecting over y-axis
matrix for reflecting about the line y=x
matrix for rotating 90° about the origin COUNTER-clockwise
From center to a point on the circle.
is a segment whose endpoints lie on the circle
A straight line passing through the centre of a circle to touch both sides of the circumference.
a line that intersects the circle at only one point on the same plane
a line that intersects a circle at two points on the same plane
tangent circle theorem #1
in a plane, a line that intersects a circle at exactly one point is perpendicular to the radius
tangent circle theorem #2
tangent segments from a common external point are congruent
an angle whose vertex is the center of the circle
an arc with endpoints that are the endpoints of the diameter
smaller than a semicircle; named by its endpoint with an arc symbol over the letters - ⌒
larger than a semicircle; named by its endpoints and another point between the endpoints on the arc with an arc symbol over the letters - ⌒
arc addition postulate
circles with congruent radii
arcs with the same measure or length
a unit for measuring angles