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March 5, 2024: Classifying 2D Shapes

Total questions: 47

Worksheet time: 2hrs 34mins

Name
Class
Date
1.
What kind of triangle has exactly two congruent sides?
a)
Isosceles
b)
Scalene
c)
Equlilateral
d)
Not here
2.
The figures share a characteristic. Which statement best describes these figures?
a)
They are all trapezoids.
b)
They are all rectangles.
c)
They are all squares.
d)
They are all quadrilaterals.
3.

Which shape is classified correctly?

a)

Shape 1 and Shape 3

b)

Shape 2 and Shape 4

c)

Shape 1, Shape 3, Shape 4

d)

Shape 1, Shape 2, Shape 3

4.
Which triangle is classified as scalene and obtuse?
a)
A
b)
B
c)
C
d)
D
5.
What does congruent mean?
a)
similar
b)
equal
c)
intersecting
d)
parallel
6.
Which quadrilateral has exactly one pair of parallel sides?
a)
trapezoid
b)
rectangle
c)
parallelogram
d)
rhombus
7.
a)
A
b)
B
c)
C
d)
D
8.
Which statement is true for all rectangles?
a)
All of the sides are congruent.
b)
They have exactly four sides.
c)
They have exactly six vertices.
d)
All the angles are acute.
9.
Which figure does not belong in any section of the Venn Diagram?
a)
A
b)
B
c)
C
d)
D
10.
Which figure belongs in the section of the Venn diagram labeled "rhombuses"?
a)
A
b)
B
c)
C
d)
D
11.
Which shape is not classified correctly?
a)
shape 4
b)
shape 5
c)
shape 7
d)
shape 8
12.

______ lines never cross

a)

Parallel

b)

Perpendicular

13.

_____ lines intersect, or cross, at a 90 degree angle

a)

Parallel

b)

Perpendicular

14.
What type of angle is shown?
a)
acute
b)
obtuse
c)
right
d)
straight
15.
What type of angle is this? 
a)
acute
b)
obtuse
c)
right
d)
big
16.
An angle whose measure is exactly 90 degrees.
a)
acute
b)
vertical
c)
right
d)
straight
17.
How many acute angles must an acute triangle have?
a)
2
b)
1
c)
4
d)
3
18.
a)

acute

b)

obtuse

c)

right

19.

What is this shape?

a)

triangle

b)

circle

c)

quadrilateral

d)

hexagon

20.

What is the name of this shape?

a)

octogon

b)

pentagon

c)

triangle

d)

parallelogram

21.

What is the name of this shape?

a)

trapezoid

b)

square

c)

Fraction

d)

hexagon

22.

What is the name of this shape?

a)

rectangle

b)

trapezoid

c)

trapezium

d)

square

23.
What kind of triangle has exactly two congruent sides?
a)
Isosceles
b)
Scalene
c)
Equlilateral
d)
Not here
24.
A triangle has no congruent sides and has angles measuring 90 degrees, 50 degrees and 40 degrees. Which classification is correct?
a)
Scalene Acute
b)
Equilateral Acute
c)
Isosceles Right
d)
Scalene Right
25.
The figures share a characteristic. Which statement best describes these figures?
a)
They are all trapezoids.
b)
They are all rectangles.
c)
They are all squares.
d)
They are all quadrilaterals.
26.
a)
A
b)
B
c)
C
d)
D
27.
a)

A

b)

B

c)

C

d)

D

28.
A _______________ is a quadrilateral with two sets of parallel sides.
a)
trapezoid
b)
parallelogram
c)
kite
d)
triangle
29.
Which two figures can always be described as quadrilaterals with all sides congruent?
a)
square and rhombus
b)
square and rectangle
c)
rhombus and parallelogram
d)
rectangle and parallelogram
30.
Name that shape. 
a)
square
b)
square
rhombus
c)
quadrilateral
parallelogram
rhombus
d)
quadrilateral
parallelogram
square
31.
Name that shape.
a)
quadrilateral, rectangle
b)
quadrilateral, rectangle, square
c)
quadrilateral, parallelogram, rectangle
d)
quadrilateral, parallelogram, rectangle, square
32.
What shape is this?
a)
Square
b)
Rectangle
c)
Cube
d)
Rhombus
33.
What shape is this?
a)
Cube
b)
Rectangle
c)
Trapezoid
d)
Rhombus
34.
Name that shape.
a)
quadrilateral, parallelogram
b)
quadrilateral
c)
quadrilateral, kite.
d)
quadrilateral, trapezoid
35.
Which quadrilateral has all right angles and all sides the same length?
a)
Rhombus
b)
Parallelogram
c)
Square
d)
Trapezoid
36.
Which of the following is not a quadrilateral?
a)
rhombus
b)
rectangle
c)
trapezoid
d)
quadrangle
37.

Which shape is NOT sorted correctly in the graphic organizer?

a)

Circle

b)

Pentagon

c)

Quadrilateral

d)

Triangle

38.

The graphic organizer shown can be used to classify triangles. Which triangle can be classified as scalene?

a)

b)

c)

d)

39.

Quadrilaterals can be classified using the graphic organizer shown.Which term best classifies the shapes that belong in the shaded section of the organizer?

a)

Parallelogram

b)

Polygon

c)

Pentagon

d)

None of these

40.

A student used this graphic organizer to classify different figures. Which figures belong in the part of the organizer labeled “Isosceles triangles”?

a)

Figures II and V only

b)

Figures I, III, and V only

c)

Figures I and III only

d)

Figures II, IV, and V only

41.

Which shapes appear to be classified correctly?

a)

Shapes 1 and 3 only

b)

Shapes 2 and 4

c)

Shapes 1, 2, and 3

d)

Shapes 1,3, and 4

42.

In which table are the check marks placed in all the correct boxes?

a)

b)

c)

d)

43.

Gerard classified shapes based on the types of angles they had. The table shows her classifications. Which shape was not classified correctly?

a)

Shape 4

b)

Shape 5

c)

Shape 7

d)

Shape 9

44.

Nathan built the hanging mobile shown in the picture to show some relationships among shapes. Which shape goes in the empty box in order to complete Nathan’s mobile?

a)

Trapezoid

b)

Rhombus

c)

Triangle

d)

Quadrilateral

45.

In the diagram shown each circle represents a group of polygons. If a polygon belongs in a circle, it also belongs in any larger circle. Which kind of polygon belongs in the shaded circle?

a)

Trapezoids

b)

Squares

c)

Pentagons

d)

Rhombuses

46.

This Venn diagram is being used to classify two types of quadrilaterals. Which type of figure will always belong in the shaded section of this Venn diagram?

a)

Rectangle

b)

Rhombus

c)

Square

d)

Trapezoid

47.

Elizabeth is making a mobile that lists quadrilaterals. What is the name of the subset of quadrilaterals missing from Elizabeth’s mobile?

a)

Hexagon

b)

Triangle

c)

Parallelogram

d)

Triangle

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