Chapter 1 Vocab
A location
point
An angle that measures 90 degrees
right angle
A statement that can be in "if-then" form
conditional statement
area of a rectangle
A = lw
points that are on the same line
collinear
angle that measures less than 90 degrees
acute angle
a compound statement formed by joining two or more statements with the word "and"
conjunction
distance formula
sqrt:[(x2-x1)2+(y2-y1)2]
made up of points and has no thickness or width
line
an angle that measures more than 180 degrees but less than 360 degrees
reflex angle
that statement formed by exchanging the hypothesis and conclusion of a statement
converse
midpoint
(x1+x2/2 , y1+y2/2)
having the same measure
congruent
an angle measuring 180 degrees
straight angle
the statement formed by negating both the hypothesis and the conclusion of the conditional statement
inverse
volume of a rectangular prism
V=Bh or V=lwh
a ray that divides an angle into two congruent angles
angle bisector
an angle that measures 360 degrees
revolution angle
if p-->q and q-->r are true conditionals, then p-->r is also true
law of syllogism
surface area of a cylinder
T=2(pi)rh+2(pi)r2