T
Tangent
of an angle If LA
is an acute angle of a right triangle, the tangent of LA tan A is the ratio of the length of the side opposite LA to the
length of the side adjacent to LA.
Tenths
The place value of the first numeral to the right of the decimal point in a
decimal numeral
Terminating
decimal A decimal numeral in which a zero digit repeats forever
Terms
of a proportion The numbers in a proportion.
Terms
of an expression The
parts of a mathematical expression that are separated by a + sign.
the
perpendicular distance from the base to the opposite vertex.
Transform
an equation or inequality ,
To rewrite an equation or inequality as an equivalent equation or
inequality.
Translated
sentence A mathematical problem written in English changed to a problem
containing mathematical
symbols
for the words
Transversal
A line that intersects two other lines.
Trapezoid
A quadrilateral with exactly one pair of parallel sides.
Triangle
A polygon with three sides.
Trigonometric
ratios Any of the sine,
cosine, and tangent ratios.
Twin primes Two prime numbers that differ by 2