Geometry Chapter 9 Definitions

Front 1

a polygonal region is ____ _______ __ _ _______ ___ ___ ________

Back 1

the union of a polygon and its interior

Hint 1

points that lie on the polygon or in its interior are points of the region

Front 2

corresponding to every polygonal region there is a unique positive number called ___ ____ __ ____ ______

Back 2

_____________ __ _____ _________ ______ _____ __ _ _____ _______ ______ ______ the area of that region

Hint 2

postulate 19

Front 3

__ two _________ are _________ the _______ they _____ have ___ the ____ area

Back 3

if ___ triangles ___ congruent, ___ regions ____ bound ____ the ____ area.

Hint 3

postulate 21 (area addition postulate)

Front 4

the ____ of _ rectangle __ equal __ the _______ of ___ length __ a ____ and ___ length __ an ________ to ____ base.

Back 4

___ area __ a _________ os _____ to ___ product __ the _____ of _ base ___ the ______ of __ altitude __ to ____ base

Hint 4

postulate 22
(a=bh)

Front 5

the ____ of _ square __ equal __ the _____ of ___ length __ a ____.

Back 5

___ area __ a _____ is _____ to ___ square __ the ______ of _ side.

Hint 5

theorem 9-1
(A=s2)