Quiz about 2D Shapes Vocabulary

Question 1

A straight path that continues forever in both directions

Accepted Answer

line

Answer

line segment

Answer

angle

Answer

parallel line

Question 2

Which word best describes this figure?

Accepted Answer

scalene triangle

Answer

equilateral triangle

Answer

isosceles triangle

Answer

acute triangle

Question 3

A line that has one endpoint and continues on forever in the other direction

Accepted Answer

ray

Answer

perpendicular line

Answer

arrow

Answer

line

Question 4

Forms a perfect (90 degree) corner

Accepted Answer

right angle

Answer

acute angle

Answer

obtuse angle

Answer

right triangle

Question 5

Which word best describes this figure?

Accepted Answer

intersecting lines

Answer

straight lines

Answer

parallel lines

Answer

parallel lines

Question 6

Forms a straight line

Accepted Answer

straight angle

Answer

right angle

Answer

acute angle

Answer

obtuse angle

Question 7

An exact location in space

Accepted Answer

point

Answer

angle

Answer

triangle

Answer

quadrilateral

Question 8

Less than a right angle (less than 90 degrees)

Accepted Answer

acute angle

Answer

right angle

Answer

obtuse angle

Answer

straight angle

Question 9

Which word best describes this figure

Accepted Answer

equilateral triangle

Answer

equiangular triangle

Answer

obtuse triangle

Answer

scalene triangle

Question 10

A line that has two definite endpoints

Accepted Answer

line segment

Answer

line

Answer

ray

Answer

acute angle

Question 11

Formed when two rays or line segments meet at a point

Accepted Answer

angle

Answer

line segment

Answer

line

Answer

ray

Question 12

Which word best describes this figure?

Accepted Answer

acute triangle

Answer

equiangular triangle

Answer

isosceles triangle

Answer

scalene triangle

Question 13

When a triangle has all sides that are equal in length

Accepted Answer

equilateral triangle

Answer

equiangular triangle

Answer

scalene triangle

Answer

isosceles triangle

Question 14

When two lines cross to form four right angles

Accepted Answer

perpendicular lines

Answer

intersecting lines

Answer

parallel lines

Answer

straight lines

Question 15

Less than a right angle (less than 90 degrees)

Accepted Answer

acute angle

Answer

right angle

Answer

obtuse angle

Answer

straight angle

Question 16

Which word best describes this figure?

Accepted Answer

isosceles triangle

Answer

scalene triangle

Answer

obtuse triangle

Answer

equiangular triangle

Question 17

Only one angle in the triangle is obtuse and the other two angles are acute

Accepted Answer

obtuse triangle

Answer

equilateral triangle

Answer

right triangle

Answer

acute triangle

Question 18

One angle forms a right angle and the other two angles are acute

Accepted Answer

right triangle

Answer

equilateral triangle

Answer

obtuse triangle

Answer

acute triangle

Question 19

Which word best describes this figure?

Accepted Answer

right angle

Answer

straight angle

Answer

acute angle

Answer

obtuse angle

Question 20

Quadrilateral with 2 pairs of parallel sides, opposite sides equal length, and 4 right angles

Accepted Answer

rectangle

Answer

rhombus

Answer

parallelogram

Answer

quadrilateral

Question 21

When a triangle has all equal angles

Accepted Answer

equiangular triangle

Answer

equilateral triangle

Answer

scalene triangle

Answer

isosceles triangle

Question 22

When a triangle has two sides that are equal in length

Accepted Answer

isosceles triangle

Answer

equilateral triangle

Answer

equiangular triangle

Answer

scalene triangle

Question 23

When two lines are always the same distance apart and will never touch

Accepted Answer

parallel lines

Answer

intersecting lines

Answer

perpendicular lines

Answer

straight lines

Question 24

All angles in the triangle are acute

Accepted Answer

acute triangle

Answer

equilateral triangle

Answer

right triangle

Answer

obtuse triangle

Question 25

Quadrilateral with 1 pair of parallel sides

Accepted Answer

trapezoid

Answer

parallelogram

Answer

square

Answer

rectangle

Question 26

Which word best describes this figure?

Accepted Answer

line segment

Answer

line

Answer

ray

Answer

straight angle

Question 27

More than a right angle (more than 90 degrees)

Accepted Answer

obtuse angle

Answer

right angle

Answer

acute angle

Answer

straight angle

Question 28

Quadrilateral with 2 pairs of parallel sides and 4 equal sides

Accepted Answer

rhombus

Answer

square

Answer

trapezoid

Answer

rectangle

Question 29

When two lines cross at exactly one point

Accepted Answer

intersecting lines

Answer

parallel lines

Answer

perpendicular lines

Answer

straight lines

Question 30

Which word best describes this figure?

Accepted Answer

line

Answer

ray

Answer

line segment

Answer

straight angle

Question 31

Quadrilateral with 2 pairs of parallel sides, opposite sides equal in length, 4 equal sides, 4 right angles

Accepted Answer

square

Answer

rectanlge

Answer

trapezoid

Answer

parallelogram

Question 32

Closed figure with 4 sides and 4 angles

Accepted Answer

quadrilateral

Answer

trapezoid

Answer

parallelogram

Answer

square

Question 33

Forms a perfect (90 degree) corner

Accepted Answer

right angle

Answer

acute angle

Answer

obtuse angle

Answer

right triangle

Question 34

Which word best describes this figure?

Accepted Answer

right triangle

Answer

obtuse triangle

Answer

right angle

Answer

acute angle

Question 35

A straight path that continues forever in both directions

Accepted Answer

line

Answer

line segment

Answer

angle

Answer

parallel line

Question 36

When a triangle has no sides that are equal in length

Accepted Answer

scalene triangle

Answer

equilateral triangle

Answer

equiangular triangle

Answer

isosceles triangle

Question 37

Which word best describes this figure?

Accepted Answer

perpendicular line

Answer

intersecting line

Answer

parallel line

Answer

straight line

Question 38

Formed when two rays or line segments meet at a point

Accepted Answer

angle

Answer

line segment

Answer

line

Answer

ray

Question 39

One angle forms a right angle and the other two angles are acute

Accepted Answer

right triangle

Answer

equilateral triangle

Answer

obtuse triangle

Answer

acute triangle

Question 40

Quadrilateral with 2 pairs of parallel sides, opposite sides equal length, and 4 right angles

Accepted Answer

rectangle

Answer

rhombus

Answer

parallelogram

Answer

quadrilateral

Question 41

More than a right angle (more than 90 degrees)

Accepted Answer

obtuse angle

Answer

right angle

Answer

acute angle

Answer

straight angle

Question 42

An exact location in space

Accepted Answer

point

Answer

angle

Answer

triangle

Answer

quadrilateral

Question 43

When two lines cross at exactly one point

Accepted Answer

intersecting lines

Answer

parallel lines

Answer

perpendicular lines

Answer

straight lines

Question 44

A line that has two definite endpoints

Accepted Answer

line segment

Answer

line

Answer

ray

Answer

acute angle

Question 45

When a triangle has no sides that are equal in length

Accepted Answer

scalene triangle

Answer

equilateral triangle

Answer

equiangular triangle

Answer

isosceles triangle

Question 46

Which word best describes this figure?

Accepted Answer

ray

Answer

line

Answer

arrow

Answer

line segment

Question 47

Forms a straight line

Accepted Answer

straight angle

Answer

right angle

Answer

acute angle

Answer

obtuse angle

Question 48

When two lines are always the same distance apart and will never touch

Accepted Answer

parallel lines

Answer

intersecting lines

Answer

perpendicular lines

Answer

straight lines

Question 49

Only one angle in the triangle is obtuse and the other two angles are acute

Accepted Answer

obtuse triangle

Answer

equilateral triangle

Answer

right triangle

Answer

acute triangle

Question 50

Which word best describes this shape?

Accepted Answer

parallelogram

Answer

triangle

Answer

trapezoid

Answer

square

Question 51

Quadrilateral with 2 pairs of parallel sides and opposite sides equal in length

Accepted Answer

parallelogram

Answer

trapezoid

Answer

quadrilateral

Answer

rhombus

Question 52

When a triangle has all sides that are equal in length

Accepted Answer

equilateral triangle

Answer

equiangular triangle

Answer

scalene triangle

Answer

isosceles triangle

Question 53

Quadrilateral with 2 pairs of parallel sides and 4 equal sides

Accepted Answer

rhombus

Answer

square

Answer

trapezoid

Answer

rectangle

Question 54

When a triangle has all equal angles

Accepted Answer

equiangular triangle

Answer

equilateral triangle

Answer

scalene triangle

Answer

isosceles triangle

Question 55

Quadrilateral with 1 pair of parallel sides

Accepted Answer

trapezoid

Answer

parallelogram

Answer

square

Answer

rectangle

Question 56

When a triangle has two sides that are equal in length

Accepted Answer

isosceles triangle

Answer

equilateral triangle

Answer

equiangular triangle

Answer

scalene triangle

Question 57

Quadrilateral with 2 pairs of parallel sides, opposite sides equal in length, 4 equal sides, 4 right angles

Accepted Answer

square

Answer

rectanlge

Answer

trapezoid

Answer

parallelogram

Question 58

Closed figure with 4 sides and 4 angles

Accepted Answer

quadrilateral

Answer

trapezoid

Answer

parallelogram

Answer

square

Question 59

What word best describes this figure?

Accepted Answer

parallel lines

Answer

perpendicular lines

Answer

intersecting lines

Answer

line segment

Question 60

All angles in the triangle are acute

Accepted Answer

acute triangle

Answer

equilateral triangle

Answer

right triangle

Answer

obtuse triangle

Question 61

When two lines cross to form four right angles

Accepted Answer

perpendicular lines

Answer

intersecting lines

Answer

parallel lines

Answer

straight lines

Question 62

Which word best describes this figure?

Accepted Answer

obtuse triangle

Answer

equilateral triangle

Answer

scalene triangle

Answer

acute triangle

Question 63

Quadrilateral with 2 pairs of parallel sides and opposite sides equal in length

Accepted Answer

parallelogram

Answer

trapezoid

Answer

quadrilateral

Answer

rhombus

Question 64

A line that has one endpoint and continues on forever in the other direction

Accepted Answer

ray

Answer

perpendicular line

Answer

arrow

Answer

line

2D Shapes Vocabulary

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