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Geometry Terms 2012

Geometry 1

four sided polygon with at lest one pair of parallel sides trapezoid
the distance from the center of the circle to any point on the circle radius
area of a triangle A=1/2 bh
segment containing the center of the circle whose endpoints are on the circle diameter
a squared + b squared = c squared pythagorean Thm
line, segment, or ray that intersects a circle in exactly one point tangent
the angle formed by drawing lines from the center of the circle to points A and B is subtended by the arc subtended
A=pi r squared area of a circle
curved portion of a circle contained between two points Arc
a monomial or the sum or difference of two or more monomials polynomial
x sub 1 + x sub 2/ y sub 1 + y sub 2 /2 Midpoint formula
a real number that can be written as a ratio of two integers rational numbers
segment whose endpoints are on a circle chord
opposite/hypotenuse sine
number that cannot be written as a ratio of two numbers Irrational numbers
whole numbers and their opposites integers
(x-h)squared + (y-k)squared = r squared equation for circle
numbers that have only tow factors, themselves and 1 prime numbers
number that divides evenly into another number factor
d=sq rootof (x sub 2 - x sub 1) squared + ( y sub 2- y sub 1) squared distance formula
a symbol usually a letter, that represents one or more numbers variable
the numberical factor when a term has a variable coefficient
two points that lie on the same line are collinear
two angles whose sum equals 180 supplementary
opposite/adjacent tangent
two lines that intersect at a right angle perpendicualr
two coplanar lines that will never intersect or are identical parallel lines
1/cosine secant
two angles whose sides form two pairs of opposite rays vertical angles
1/sine cosecant
the side opposite of the right angle in a right triangle hypotenuse
statement where two ratios are equal proportional
adjacent/hypotenuse cosine
figures that have the same shape and all corresponding dimentions proportional similiar figures
angles are 45, 45, 90 ratio of Isosceles triangle
1/tangent cotangent
four sided polygon with four right angles and four congruent sides square
y=mx+b slope intercept formula
a four sided polygon with four right angles rectangle
C=2 pi r circum. of a circle
four sided polygon with two pairs of parallel sides parallelogram
m= (y sub1 - y sub 2) / (x sub 1 - x sub 2) slope formula
Created by: tbrown1