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Properties of quadrilaterals

Total questions: 82

Worksheet time: 2hrs 23mins

Name
Class
Date
1.
a)
b)
c)
d)
2.
a)
b)
c)
d)
3.
a)
b)
c)
d)
4.
a)
b)
c)
d)
5.
a)
b)
c)
d)
6.
a)
b)
c)
d)
7.
What type of angle is shown?
a)
acute
b)
obtuse
c)
right
d)
straight
8.
What type of angle is this? 
a)
acute
b)
obtuse
c)
right
d)
big
9.
An angle whose measure is exactly 90 degrees.
a)
acute
b)
vertical
c)
right
d)
straight
10.
How many acute angles must an acute triangle have?
a)
2
b)
1
c)
4
d)
3
11.
a)

acute

b)

obtuse

c)

right

12.
a)

acute

b)

obtuse

c)

right

13.
a)

acute

b)

obtuse

c)

right

14.
a)

acute

b)

obtuse

c)

right

15.
a)

equilateral

b)

isosceles

c)

scalene

16.
a)

equilateral

b)

isosceles

c)

scalene

17.
a)

equilateral

b)

isosceles

c)

scalene

18.
a)

equilateral

b)

isosceles

c)

scalene

19.

A triangle has side lengths of 15 centimeters, 11 centimeters, and 9 centimeters. What kind of triangle is it?

a)

equilateral

b)

isosceles

c)

scalene

20.
Which type of triangle is pictured?
a)
Equilateral Triangle
b)
Right Isosceles Triangle
c)
Obtuse Scalene Triangle
d)
Obtuse Equilateral Triangle
21.
Name this triangle
a)
Acute, Scalene
b)
Obtuse, Scalene
c)
Right, Isosceles
d)
Acute, Equilateral
22.
Classify the following triangle in as many ways as possible. 
a)
Right, Equilateral
b)
Obtuse, Scalene
c)
Obtuse, Equilateral
d)
Right, Scalene
23.

Classify this triangle by its angles

a)

Acute

b)

Obtuse

c)

Equilangular

d)

Right

24.
a)

acute

b)

obtuse

c)

right

25.

Classify this triangle by its angles

a)

Acute

b)

Right

c)

Obtuse

d)

Equal

26.

Classify this triangle by its angles

a)

Acute

b)

Super

c)

Right

d)

Obtuse

27.

Classify this triangle by its angles

a)

Acute

b)

Right

c)

Equilateral

d)

Obtuse

28.
When classifying a triangle by its angles, what type of triangle has one right angle? 
a)
acute triangle
b)
right triangle
c)
obtuse triangle
d)
none of the above
29.

Classify this triangle by its angles

a)

Acute

b)

Right

c)

Obtuse

30.

Classify this triangle by its angles

a)

Acute

b)

Right

c)

Obtuse

31.

Classify this triangle by its angles

a)

Acute

b)

Right

c)

Obtuse

32.

Classify this triangle by its angles

a)

Acute

b)

Right

c)

Obtuse

33.

Classify this triangle by its angles

a)

Acute

b)

Right

c)

Obtuse

34.

Classify this triangle by its angles

a)

Acute

b)

Obtuse

c)

Equilangular

d)

Right

35.
a)

acute

b)

obtuse

c)

right

36.

a)

Acute Triangle

b)

Obtuse Triangle

c)

Right Triangle

37.

a)

Acute Triangle

b)

Obtuse Triangle

c)

Right Triangle

38.

a)

Acute Triangle

b)

Obtuse Triangle

c)

Right Triangle

39.

a)

Acute Triangle

b)

Obtuse Triangle

c)

Right Triangle

40.
What type of angle is shown?
a)
acute
b)
obtuse
c)
right
d)
straight
41.
An angle whose measure is exactly 90 degrees.
a)
acute
b)
vertical
c)
right
d)
straight
42.
What type of angle is this? 
a)
acute
b)
obtuse
c)
right
d)
big
43.
What is an "Acute" Angle?
a)
Angle that measures 180
b)
An Angle that measures 90
c)
An angle that measures more than 90
d)
An angle that measures less than 90
44.
What type of angle is this? 
a)
acute
b)
obtuse
c)
right
45.
Which angle type is pictured?
a)
Acute
b)
Right
c)
Obtuse
d)
Straight
46.

Classify this triangle by its sides and angles.

a)

acute & scalene

b)

right & scalene

c)

right & equilateral

d)

acute & equilateral

47.

Classify this triangle by its sides and angles.

a)

obtuse & equilateral

b)

obtuse & isosceles

c)

right & isosceles

d)

right & equilateral

48.

Classify this triangle by its sides and angles.

a)

obtuse & isosceles

b)

right & scalene

c)

right & isosceles

d)

obtuse & scalene

49.

Classify this triangle by its sides and angles.

a)

right & scalene

b)

acute & isosceles

c)

right & isosceles

d)

acute & scalene

50.
Name this triangle
a)
Acute, Scalene
b)
Obtuse, Scalene
c)
Right, Isosceles
d)
Acute, Equilateral
51.
Classify the triangle by angles and sides.
a)
Right Scalene
b)
Acute Isosceles
c)
Obtuse Isosceles
d)
Equiangular Equilateral
52.
Name this triangle.
a)
A
b)
B
c)
C
d)
D
53.
How many acute angles must an acute triangle have?
a)
2
b)
1
c)
4
d)
3
54.

Which type of triangle is this?

a)

Equilateral

b)

Isosceles

c)

Equivalent

d)

Right

55.
What does this image show?
a)
intersecting lines
b)
perpendicular lines
c)
right angle
d)
parallel lines
56.
Name this triangle
a)
A
b)
B
c)
C
d)
D
57.
Name this triangle.
a)
Right, Isosceles
b)
Scalene, acute
c)
Isosceles, acute
d)
Equilateral, obtuse
58.

A triangle's sides measure 15 inches by 10 inches by 8 inches. It has one angle that measures 120 degrees. Classify the triangle by its sides and angles.

a)

Right, isosceles

b)

Equilateral, acute

c)

Obtuse, scalene

d)

Scalene, right

59.

Judy bought a new tent for camping. The sides measure 4 ft by 3 ft by 4 ft. All angles are less than 90 degrees. Classify the triangle by its sides and angles.

a)

Isosceles, obtuse

b)

Scalene, right

c)

Equilateral, acute

d)

Isosceles, acute

60.

Classify this triangle by its sides and angles.

a)

obtuse & isosceles

b)

obtuse & equilateral

c)

right & isosceles

d)

right & equilateral

61.

Classify this triangle by its sides and angles.

a)

right

b)

obtuse

c)

isosceles

d)

scalene

62.
Name that shape.
a)
quadrilateral, parallelogram
b)
quadrilateral
c)
quadrilateral, kite.
d)
quadrilateral, trapezoid
63.
Name that shape.
a)
quadrilateral
b)
quadrilateral, parallelogram
c)
quadrilateral, rectangle
d)
quadrilateral, rhombus
64.
A trapezoid is a quadrilateral with exactly ONE set of parallel sides. 
a)
TRUE
b)
FALSE
65.
A __________________ is a quadrilateral with two sets of parallel sides and 4 right angles.
a)
trapezoid
b)
parallelogram
c)
rectangle
d)
square
66.
Name that shape. 
a)
square
b)
square
rhombus
c)
quadrilateral
parallelogram
rhombus
d)
quadrilateral
parallelogram
square
67.
a)
b)
c)
d)
68.
a)
b)
c)
d)
69.
A rectangle is also a square.
True or False?
a)
True
b)
False
70.
Which of the following properties is true about parallelograms?
a)
Base angles are congruent.
b)
Diagonals are congruent.
c)
Opposite sides are parallel.
71.
What shape is this? 
a)
Square 
b)
Rectangle 
c)
Rhombus 
d)
Parallelogram 
72.
A rectangle is a parallelogram with 
a)
four congruent sides
b)
four congruent diagonals
c)
four acute angles
d)
four congruent angles
73.
A rhombus is a parallelogram with 
a)
four congruent sides
b)
four congruent diagonals
c)
four acute angles
d)
four congruent angles
74.

Which of these quadrilaterals have only one pair of parallel lines?

a)

Square

b)

Trapezium

c)

Rhombus

d)

Parallelogram

75.

Name this quadrilateral.

(a)  

76.

A trapezoid is _______________ a square.

a)

Always

b)

Sometimes

c)

Never

77.

A quadrilateral is _____________ a triangle.

a)

Always

b)

Sometimes

c)

Never

78.

Which quadrilateral has 2 pairs of adjacent sides that are equal?

a)

parallelogram

b)

kite

c)

trapezoid

d)

rectangle

79.

An equilateral triangle is ______________________ an isosceles triangle.

a)

always

b)

sometimes

c)

never

80.
What shape is this?
a)
Kite
b)
Square
c)
Trapezoid
d)
Box
81.
What shape is this?
a)
Square
b)
Parallelogram
c)
Trapezoid
d)
Rhombus
82.
A trapezoid is a quadrilateral with exactly one pair of _____ sides.
a)
parallel
b)
congruent
c)
perpendicular
d)
skew

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