Quiz about Geometry Vocabulary

Question 1

What is the resulting figure after a transformation of a pre-image called?

Accepted Answer

Image

Answer

Inductive reasoning

Answer

Initial point

Answer

Inscribed angle

Question 2

What is the region of an angle between its rays, often found in polygons?

Accepted Answer

Interior angle

Answer

Intersection

Answer

Inverse

Answer

Line of symmetry

Question 3

What is the term for where two or more geometric figures meet?

Accepted Answer

Intersection

Answer

Line

Answer

Leg

Answer

Linear pair

Question 4

What is the form of a conditional statement formed by negating the hypothesis and conclusion?

Accepted Answer

Inverse

Answer

Image

Answer

Inductive reasoning

Answer

Initial point

Question 5

What is a triangle with two congruent sides and two congruent base angles called?

Accepted Answer

Isosceles

Answer

Kite

Answer

Lateral face

Answer

Line segment

Question 6

What are the sides of a right triangle adjacent to the right angle called?

Accepted Answer

Leg

Answer

Line

Answer

Linear pair

Answer

Lateral face

Question 7

What is a straight path that extends forever in two directions?

Accepted Answer

Line

Answer

Line segment

Answer

Linear pair

Answer

Lateral face

Question 8

What is a portion of a line with two endpoints called?

Accepted Answer

Line segment

Answer

Line

Answer

Leg

Answer

Linear pair

Question 9

What is a line of reflection that maps a figure onto itself?

Accepted Answer

Line of symmetry

Answer

Line segment

Answer

Linear pair

Answer

Lateral face

Question 10

What are two angles that are both adjacent and supplementary called?

Accepted Answer

Linear pair

Answer

Line segment

Answer

Line of symmetry

Answer

Lateral face

Question 11

What is a nonagon?

Accepted Answer

A nine-sided polygon

Answer

A seven-sided polygon

Answer

A six-sided polygon

Answer

A five-sided polygon

Question 12

What is a hypothesis in a conditional statement?

Accepted Answer

The part of a conditional statement that follows 'if'

Answer

The longest side of a right triangle

Answer

A seven-sided polygon

Answer

Half a sphere

Question 13

What does dilation refer to in geometry?

Accepted Answer

A transformation resulting in an enlargement or reduction of a figure based on a scale factor

Answer

A rotation of a figure around a point

Answer

A reflection of a figure over a line

Answer

A translation of a figure along a vector

Question 14

What is the definition of distance in geometry?

Accepted Answer

The length of a segment connecting two points

Answer

The area between two points

Answer

The angle formed by two intersecting lines

Answer

The volume of space between two points

Question 15

What is an equilateral triangle?

Accepted Answer

A triangle with three congruent sides

Answer

A triangle with two equal sides

Answer

A triangle with no equal sides

Answer

A triangle with one right angle

Question 16

What is an exterior angle?

Accepted Answer

All the points in a region outside the angle

Answer

The angle inside a polygon

Answer

The angle formed by two intersecting lines

Answer

The angle between two parallel lines

Question 17

What is an octagon?

Accepted Answer

An eight-sided polygon

Answer

A six-sided polygon

Answer

A five-sided polygon

Answer

A four-sided polygon

Question 18

What are opposite rays?

Accepted Answer

Rays going in opposite directions that share a common endpoint

Answer

Rays that are parallel to each other

Answer

Rays that intersect at a right angle

Answer

Rays that form a straight line

Question 19

What are parallel lines?

Accepted Answer

Two lines in the same plane that never intersect

Answer

Two lines that intersect at one point

Answer

Two lines that form a right angle

Answer

Two lines that are perpendicular

Question 20

What is a pentagon?

Accepted Answer

A five-sided polygon

Answer

A six-sided polygon

Answer

A four-sided polygon

Answer

A three-sided polygon

Question 21

What is the perimeter?

Accepted Answer

The one-dimensional distance around the outside of a figure

Answer

The area inside a figure

Answer

The volume of a three-dimensional figure

Answer

The diagonal of a figure

Question 22

What is a perpendicular bisector?

Accepted Answer

A line that intersects a segment at its midpoint and forms a right angle.

Answer

Two lines that never intersect.

Answer

A line that divides an angle into two equal parts.

Answer

A line that runs parallel to another line.

Question 23

What is a plane in geometry?

Accepted Answer

A flat surface that extends forever in all directions.

Answer

A three-dimensional object with volume.

Answer

A line that has no endpoints.

Answer

A point with no dimensions.

Question 24

What is a decagon?

Accepted Answer

A 10-sided polygon.

Answer

A 5-sided polygon.

Answer

A 12-sided polygon.

Answer

A 6-sided polygon.

Question 25

What is the part of a conditional statement that follows "then"?

Accepted Answer

Conclusion

Answer

Hypothesis

Answer

Converse

Answer

Contrapositive

Question 26

What is a statement in the form "if, then" with a hypothesis and a conclusion?

Accepted Answer

Conditional statement

Answer

Conjecture

Answer

Proof

Answer

Construction

Question 27

What term describes figures that have the same size, shape, and/or measure?

Accepted Answer

Congruent

Answer

Coordinate

Answer

Converse

Answer

Construction

Question 28

What is an unproven statement based on previous data called?

Accepted Answer

Conjecture

Answer

Proof

Answer

Conclusion

Answer

Construction

Question 29

What is the form of a conditional statement formed by negating and switching the hypothesis and conclusion?

Accepted Answer

Contrapositive

Answer

Converse

Answer

Conclusion

Answer

Conditional statement

Question 30

What is a transformation that flips a figure across a line called?

Accepted Answer

Reflection

Answer

Rotation

Answer

Translation

Answer

Dilation

Question 31

What is a transformation in which a figure is turned about a fixed point called?

Accepted Answer

Rotation

Answer

Translation

Answer

Reflection

Answer

Dilation

Question 32

What are points on the same line called?

Accepted Answer

Collinear

Answer

Coplanar

Answer

Concurrent

Answer

Congruent

Question 33

What is the combination of two or more transformations to form a single transformation called?

Accepted Answer

Composition of transformations

Answer

Translation

Answer

Reflection

Answer

Rotation

Question 34

What are two angles formed by two lines and a transversal on the inside of the two lines and on the same side of the transversal called?

Accepted Answer

Same side interior angles

Answer

Alternate interior angles

Answer

Corresponding angles

Answer

Vertical angles

Question 35

What is a biconditional statement?

Accepted Answer

A conditional statement that includes the phrase 'if and only if.'

Answer

A statement that is always true.

Answer

A statement that includes the phrase 'as long as.'

Answer

A statement that is never true.

Question 36

What is a scalene triangle?

Accepted Answer

A triangle with no congruent sides.

Answer

A triangle with two congruent sides.

Answer

A triangle with all sides congruent.

Answer

A triangle with one right angle.

Question 37

What are alternate exterior angles?

Accepted Answer

Two angles outside two lines and on opposite sides of the transversal

Answer

Two angles on the same side of a transversal

Answer

Two angles inside two lines and on opposite sides of the transversal

Answer

Two angles that are adjacent

Question 38

What is the definition of an angle bisector?

Accepted Answer

A ray that divides an angle into two congruent angles

Answer

A line that divides a segment into two equal parts

Answer

A line that is perpendicular to a segment

Answer

A ray that extends infinitely in one direction

Question 39

What is a proven statement about a mathematical concept known as?

Accepted Answer

Theorem

Answer

Hypothesis

Answer

Postulate

Answer

Conjecture

Question 40

What is a change in a figure that produces a new figure called?

Accepted Answer

Transformation

Answer

Rotation

Answer

Reflection

Answer

Dilation

Question 41

What is a transformation that moves every point the same distance in the same direction?

Accepted Answer

Translation

Answer

Rotation

Answer

Reflection

Answer

Dilation

Question 42

What is a line that intersects two or more coplanar lines at different points called?

Accepted Answer

Transversal

Answer

Parallel line

Answer

Perpendicular line

Answer

Diagonal

Question 43

What is a vertex?

Accepted Answer

The common endpoint of two rays

Answer

A quantity with both direction and magnitude

Answer

Two angles opposite each other

Answer

The three-dimensional measure of space inside a solid

Question 44

What are vertical angles?

Accepted Answer

Two angles opposite each other formed by two intersecting lines

Answer

A quantity with both direction and magnitude

Answer

The common endpoint of two rays

Answer

The three-dimensional measure of space inside a solid

Question 45

The figure before a transformation has occurred is called what?

Accepted Answer

Pre-image

Answer

Image

Answer

Translation

Answer

Reflection

Question 46

Which transformation does not preserve the original size and shape of the object?

Accepted Answer

Dilation

Answer

Translation

Answer

Rotation

Answer

Reflection

Question 47

What type of angles are these?

Accepted Answer

Adjacent Angles

Answer

Linear Pair

Answer

Complementary Angles

Answer

Supplementary Angles

Answer

Vertical Angles

Question 48

What kind of angles are Angles A, B, C and D?

Accepted Answer

Right angle

Answer

Obtuse angle

Answer

Acute angle

Answer

Straight angle

Question 49

What is the measure of BC?

Accepted Answer

12

Answer

6

Answer

not enough information

Answer

10

Question 50

The figure is an example of a(n) ...

Accepted Answer

angle bisector

Answer

perpendicular bisector

Answer

median

Answer

altitude

Question 51

Name the sides from LARGEST to SMALLEST

Accepted Answer

JH, KH, KJ

Answer

KJ, KH, JH

Answer

KH, KJ, JH

Answer

KH, JH, KJ

Question 52

The figure is an example of a(n) ...

Accepted Answer

perpendicular bisector

Answer

altitude

Answer

midsegment

Answer

angle bisector

Question 53

a corner where two sides meet

Accepted Answer

vertex

Answer

variable

Answer

area

Answer

base

Question 54

Geometric figures are __________ when they are the same shape, but not necessarily the same size.

Accepted Answer

Similar

Answer

Identical

Question 55

What is the term for a figure the continues endlessly in two directions?

Accepted Answer

Line

Answer

Line Segment

Answer

Ray

Answer

Point

Question 56

Which of these figures BEST models a ray?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 57

Extents infinitely in 4 directions

Accepted Answer

Plane

Answer

Point

Answer

Line

Answer

Space

Question 58

A figure with 2 endpoints.

Accepted Answer

Line Segment

Answer

Plane

Answer

Line

Answer

Ray

Question 59

The angle relationship shown is -

Accepted Answer

complementary angles

Answer

supplementary angles

Answer

vertical angles

Answer

angle bisector

Geometry Vocabulary

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