TEST THURSDAY GEOMETRY

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Total cards: 24•Content version: v3•Public deck•Updated: 8/1/2026

Card preview (24)

Front (Question)

Closed plane figure made up of line segments only joining at their endpoints *segments cannot be collinear

Back (Answer)

Regular Polygon (360/360 divided by n only applies to regular polygons!)

Front (Question)

All interior angles are less than 180 degrees, no diagonals with points outside polygon

Back (Answer)

Convex Polygons

Front (Question)

At least one interior angle greater than 180 degrees, reflexive angle present, at least one diagonal with points outside polygon

Back (Answer)

Concave Polygon

Front (Question)

All sides and angles are congruent in a polygon

Back (Answer)

Regular polygon

Front (Question)

triangle, quadrilateral, pentagon, hexagon, heptagon, octagon, nonagon, decagon, dodecagon

Back (Answer)

prefix polygons

Front (Question)

The sum of the measures of the interior angles of the polygon with “n” sides, (n-2)180 (divide by n again to get individual angle measure)

Back (Answer)

Polygon Angle-Sum Theorem

Front (Question)

The sum of the measures of the exterior angles of a polygon are always 360 degrees

Back (Answer)

Polygon Exterior Angle-Sum Theorem

Front (Question)

Opposite sides are parallel & congruent, opposite angles are congruent and consecutive angles are supplementary. diagonals bisect each other.

Back (Answer)

classification of a parallelogram

Front (Question)

All the properties of a parallelogram, four right angles, diagonals are congruent

Back (Answer)

classification of a rectangle

#10

Front (Question)

all properties of a parallelogram, rectangle, and rhombus

Back (Answer)

classification of a square

#11

Front (Question)

all properties of a parallelogram, all sides are congruent. The diagonals bisect the angles and are perpendicular

Back (Answer)

classification of a rhombus

#12

Front (Question)

at least one pair of parallel sides present

Back (Answer)

classification of a generalized trapezoid

#13

Front (Question)

non parallel lines are congruent, base angles are congruent, and opposite angles are supplementary

Back (Answer)

classification of an isosceles trapezoid

#14

Front (Question)

two pairs of adjacent sides are congruent, one pair of opposite angles are congruent, one diagonal bisects the other, and diagonals are perpendicular

Back (Answer)

classification of a kite

#15

Front (Question)

diagonals in a RECTANGLE are…

Back (Answer)

congruent

#16

Front (Question)

diagonals in a RHOMBUS are…

Back (Answer)

Perpendicular and bisect each other

#17

Front (Question)

What is the one generalization for all trapezoids?

Back (Answer)

At least ONE pair of parallel lines

#18

Front (Question)

Diagonals for a KITE are…

Back (Answer)

perpendicular and one diagonal bisects the other

#19

Front (Question)

how many pairs of adjacent sides are in a kite?

Back (Answer)

2 congruent pairs of adjacent sides

#20

Front (Question)

how many pairs of angles are in a kite and what type of angles are they?

Back (Answer)

One pair of OPPOSITE CONGUENT angles

#21

Front (Question)

Which parts are congruent in an isosceles trapezoid?

Back (Answer)

Non parallel sides and base angles are congruent in an isosceles trapezoid

#22

Front (Question)

Which angles are supplementary in an isosceles trapezoid?

Back (Answer)

opposite angles are supplementary in a trapezoid

#23

Front (Question)

What are the sides’ relationships with each other in a rhombus

Back (Answer)

all of the sides in a rhombus are congruent

#24

Front (Question)

what is the classification of the angles in a rectangle?

Back (Answer)

there are 4 right angles in a rectangle