Mathematics for IGCSE & O level - Geometrical Terms (Section 3)

1
In a square, which is true about the angles?
Answer
(C)
All are right angles
2
Which quadrilateral has only one set of parallel sides?
Answer
(C)
Trapezoid
3
What do we call two lines that meet at a 90-degree angle?
Answer
(B)
Perpendicular
4
Which of these is a property of a parallelogram?
Answer
(C)
Opposite sides are parallel
5
In a rhombus, what is true about the sides?
Answer
(C)
All sides are equal
6
Which shape has a circular base and sides that taper to a point?
Answer
(C)
Cone
7
What is the definition of a regular polygon?
Answer
(C)
All sides and all angles are equal
8
What type of angle measures exactly 90 degrees?
Answer
(C)
Right
9
Which 3-D shape has a curved surface?
Answer
(C)
Sphere
10
In a regular polygon, which is true about the angles?
Answer
(C)
All sides and all angles are equal
11
Which of the following are types of triangles?
Answer
A
B
C
D
12
Which of the following statements are true about a rectangle?
Answer
B
C
D
13
How many edges does a cube have?
Answer
(D)
12
14
Which 3-D shape can be made by folding a rectangular net?
Answer
(C)
Cube
15
Which triangle has all three angles less than 90 degrees and has no sides equal?
Answer
(C)
Scalene
16
What type of triangle has all three sides of different lengths?
Answer
(C)
Scalene
17
Which shape has one pair of parallel sides and no other parallel sides?
Answer
(C)
Trapezoid
18
Which type of triangle has two equal sides?
Answer
(B)
Isosceles
19
Shapes that are exactly the same size and shape are said to be ____.
Answer
(B)
congruent
20
What is the sum of the interior angles of a square?
Answer
(D)
360°
21
Which type of triangle has all three sides of equal length?
Answer
(C)
Equilateral
22
Which of the following shapes are prisms?
Answer
A
C
23
What type of triangle has all three angles less than 90 degrees?
Answer
(D)
Acute
24
Which of these 3D shapes has a single curved surface?
Answer
(D)
Sphere
25
What is the total of the interior angles in a triangle?
Answer
(B)
180°
26
What is an angle called that measures less than 90 degrees?
Answer
(C)
Acute Angle
27
What is another term for an angle that measures 180 degrees?
Answer
(C)
Straight angle
28
Which statements are true about a square?
Answer
A
B
C
29
Which of the following is NOT a characteristic of a line?
Answer
(D)
Has a defined end point
30
How many faces does a cube have?
Answer
(C)
6
31
Which geometric term describes the line segment that touches a circle at only one point?
Answer
(B)
Tangent
32
What is a parallelogram with four equal sides and four right angles?
Answer
(A)
Square
33
Which of the following is described as the distance across a circle through the center?
Answer
(B)
Diameter
34
How many faces does a triangular prism have?
Answer
(C)
5
35
Which shape is formed when a rectangle is rotated around one of its sides?
Answer
(C)
Cylinder
36
What is the measure of a full turn in degrees?
Answer
(D)
360°
37
In a square, what do you know about the sides?
Answer
(C)
All are equal
38
Which of the following quadrilaterals has four equal sides, but its angles are NOT necessarily right angles?
Answer
(C)
Rhombus
39
Which statements are true about a rhombus?
Answer
A
B
D
40
How many faces does a tetrahedron (triangular pyramid) have?
Answer
(B)
4
41
A line that cuts another line in half at 90° is called a ____.
Answer
(B)
Perpendicular bisector
42
Which 3-D shape is a prism?
Answer
(C)
Cube
43
In a regular polygon, what is true about the lengths of the sides?
Answer
(B)
All sides are equal
44
In a rectangle, what do we know about the angles?
Answer
(C)
All angles are right angles
45
Shapes like two quadrilaterals that have the same angles and side lengths that are in proportion are said to be ____.
Answer
(C)
similar
46
What is the term for a line segment from the center of a circle to any point on the circle?
Answer
(C)
Radius
47
Which characteristics are true for all rhombuses?
Answer
A
B
D
48
A polygon is defined as a:
Answer
(B)
Closed figure with straight sides
49
An angle that is greater than 90 degrees but less than 180 degrees is considered to be:
Answer
(B)
Obtuse
50
Which of the following is a characteristic of a regular polygon?
Answer
(C)
All sides are equal, and all angles are equal