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Geometry Final Review 2
Sometimes, Always, or Never true?
20
Mathematics
10th Grade
12/19/2012

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Cards

Term
An equilateral triangle is isosceles.
Definition
Always
Term
An angle has a complement
Definition
sometimes
Term
a ray has two endpoints
Definition
never
Term
an angle is equal to its supplement
Definition
sometimes
Term
a right triangle is isosceles
Definition
sometimes
Term
the complement of an acute angle is an obtuse angle
Definition
never
Term
two lines perpendicular to a third line are skew
Definition
sometimes
Term
two skew lines are coplanar
Definition
never
Term
if two angles have a common side, the angles are adjacent
Definition
sometimes
Term
the supplement of an obtuse angle is an obtuse angle
Definition
never
Term
complementary angles are congruent to each other.
Definition
sometimes
Term
a ray has a midpoint
Definition
never
Term
supplementary angles are adjacent.
Definition
sometimes
Term
congruent angles are supplementary
Definition
sometimes
Term
theorems are reversible
Definition
sometimes
Term
three parallel lines are coplanar
Definition
sometimes
Term
a square is a rectangle
Definition
always
Term
if the diagonals of a quadrilateral are perpendicular, the the quad is a rhombus.
Definition
sometimes
Term
the diagonals of a rectangle bisect each other
Definition
always
Term
a trapezoid with three congruent sides is isosceles
Definition
always
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