Shared Flashcard Set

Details

Term 4 Vocabulary Test
N/A
50
Mathematics
7th Grade
06/06/2009

Additional Mathematics Flashcards

 


 

Cards

Term
acute angle
Definition
an angle greater than 0 but less than 90 degrees
Term
alternate exterior angles
Definition
two angles that lie outside the two lines on opposite sides of the transversal
Term
alternate interior angles
Definition
two angles that lie between the two lines on opposite sides of the transversal
Term
arithmetic sequence
Definition
the sequence in which the difference between consecutive terms is constant
Term
circumference
Definition
the distance around a circle
Term
common difference
Definition
the difference between consecutive terms in an arithmetic sequence
Term
common ratio
Definition
the ratio of any term to the previous term in a geometric sequence
Term
complementary angles
Definition
two angles whose sum of their measures is 90 degrees
Term
concave polygon
Definition
a segment joining any two interior points does not lie completely within this polygon
Term
convex polygon
Definition
a segment joining any two interior points lies completely within this polygon
Term
corresponding angles
Definition
two angles that occupy the same positions when a transversal intersects 2 lines
Term
diagonal
Definition
a segment that joins two nonadjacent vertices
Term
diameter
Definition
the distance across the circle through the center
Term
equilateral triangle
Definition
a triangle with all equal sides
Term
exterior angle
Definition
an angle adjacent to the interior angle of the polygon (when the side is extended)
Term
geometric sequence
Definition
the sequence in which the ratio of any term to the previous term is constant
Term
hypotenuse
Definition
the side opposite to the right angle in a right triangle
Term
interior angle
Definition
an angle inside the polygon
Term
interquartile range
Definition
the difference between your upper and lower quartile
Term
isosceles triangle
Definition
a triangle with 2 equal sides
Term
legs
Definition
the sides that form the right angle in a right triangle
Term
line of symmetry
Definition
a line that divides the figure into 2 parts that are reflections of each other
Term
lower extreme
Definition
the smallest number in a set of data
Term
lower quartile
Definition
the median of the lower half of a set of numbers
Term
obtuse angle
Definition
an angle greater than 90 degrees but less than 180 degrees
Term
perfect square
Definition
a number that is the square of an integer
Term
polygon
Definition
a closed plane figure whose sides are segments that intersect only at their endpoints
Term
pythagorean theorem
Definition
in a right triangle, the sum of the uares of the legs equals the square of the hypotenuse a^2 + b^2 = c^2
Term
radical expression
Definition
an expression that involves finding the positive square root of a number
Term
radius
Definition
the distance between the center and any point on the circle
Term
reflection
Definition
a transformation in which a figure is flipped over a line
Term
regular polygon
Definition
a polygon whose sides have the same length and whose angles have the same measure
Term
right angle
Definition
an angle equal to 90 degrees
Term
rotation
Definition
a transformation in which a figure is turned about a fixed point
Term
scalene triangle
Definition
a triangle with no equal sides
Term
straight angle
Definition
an angle equal to 180 degrees
Term
supplementary angles
Definition
two angles whose sum of their measures is 180 degrees
Term
tessellation
Definition
a plane covered with a repeating pattern of one or more shapes with no gaps or overlaps
Term
translation
Definition
a transformation in which each point of a figure moves the same distance in the same direction
Term
transversal
Definition
a line that intersects 2 or more lines at different points
Term
upper extreme
Definition
the greatest number of a set of data
Term
upper quartile
Definition
the median of the upper half of a set of numbers
Term
trapezoid
Definition
a quadrilateral with exactly 1 pair of parallel sides
Term
parallelogram
Definition
a quadrilateral with both pairs of opposite sides parallel
Term
rhombus
Definition
a parallelogram with 4 congruent sides
Term
rectangle
Definition
a parallelogram with 4 right angles
Term
square
Definition
a parallelogram with 4 right angles and 4 congruent sides
Term
triangle
Definition
3 sided polygon
Term
quadrilateral
Definition
4 sided polygon
Term
pentagon
Definition
5 sided polygon
Supporting users have an ad free experience!