What is the definition of a median in a triangle?

A segment from the vertex of a triangle to the midpoint of the opposite side

A point that divides a segment into two congruent segments

A segment connecting the midpoints of two sides of a triangle

A portion of a circle with a measure greater than 180°

A point that divides a segment into two congruent segments

A segment from the vertex of a triangle to the midpoint of the opposite side

A portion of a circle with a measure less than 180°

A segment connecting the midpoints of two sides of a triangle

What is a midsegment in a triangle?

A segment connecting the midpoints of two sides of a triangle

A segment from the vertex of a triangle to the midpoint of the opposite side

A portion of a circle with a measure greater than 180°

A point that divides a segment into two congruent segments

What is a hypothesis in a conditional statement?

The part of a conditional statement that follows 'if'

The longest side of a right triangle

What does dilation refer to in geometry?

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

A rotation of a figure around a point

A reflection of a figure over a line

A translation of a figure along a vector

What is the definition of distance in geometry?

The length of a segment connecting two points

The angle formed by two intersecting lines

The volume of space between two points

What is an equilateral triangle?

A triangle with three congruent sides

A triangle with two equal sides

A triangle with one right angle

What is an exterior angle?

All the points in a region outside the angle

The angle formed by two intersecting lines

The angle between two parallel lines

What is an obtuse angle?

An angle whose measure is between 90° and 180°

An angle whose measure is exactly 90°

An angle whose measure is less than 90°

An angle whose measure is exactly 180°

What are opposite rays?

Rays going in opposite directions that share a common endpoint

Rays that are parallel to each other

Rays that intersect at a right angle

What are parallel lines?

Two lines in the same plane that never intersect

Two lines that intersect at one point

Two lines that form a right angle

Two lines that are perpendicular

What is the perimeter?

The one-dimensional distance around the outside of a figure

The volume of a three-dimensional figure

What is a perpendicular bisector?

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

Two lines that never intersect.

A line that divides an angle into two equal parts.

A line that runs parallel to another line.

What is a plane in geometry?

A flat surface that extends forever in all directions.

A three-dimensional object with volume.

What is a biconditional statement?

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

A statement that is always true.

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

A statement that is never true.

What is a scalene triangle?

A triangle with no congruent sides.

A triangle with all sides congruent.

A triangle with one right angle.

What are supplementary angles?

Two angles whose measures have a sum of 180°

Two angles whose measures have a sum of 90°

What is an acute angle?

An angle whose measure is between 0° and 90°

An angle whose measure is exactly 90°

An angle whose measure is more than 180°

An angle whose measure is exactly 180°

What are alternate exterior angles?

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

Two angles on the same side of a transversal

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

What is the definition of an angle bisector?

A ray that divides an angle into two congruent angles

A line that divides a segment into two equal parts

A line that is perpendicular to a segment

A ray that extends infinitely in one direction

Geometry Vocabulary

Authored by Marcie Stowell

Mathematics

10th Grade

CCSS covered

Used 7+ times

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72 questions

Show all answers

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Inductive reasoning

Image

Initial point

Inscribed angle

Tags

CCSS.HSG.CO.A.2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Intersection

Interior angle

Inverse

Line of symmetry

Tags

CCSS.8.G.A.5

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Line

Leg

Intersection

Linear pair

Tags

CCSS.HSG.CO.A.1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Inverse

Image

Inductive reasoning

Initial point

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Kite

Isosceles

Lateral face

Line segment

Tags

CCSS.4.G.A.2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Line

Leg

Linear pair

Lateral face

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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

Line segment

Line

Linear pair

Lateral face

Tags

CCSS.4.G.A.1

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Geometry Vocabulary

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

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

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

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

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

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

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

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

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

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

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