About this Study Set
This study set covers Geometry through
25 practice questions.
Fundamental concepts of 2D shapes, angles, and basic geometric properties for elementary students. Every question includes the correct answer so you can learn as you go — pick any format above to get started.
Questions & Answers
Browse all 25 questions from the
Elementary Geometry Essentials study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
How many sides does a triangle have?
2
What is the name of a shape with four equal sides and four right angles?
-
A
Circle
-
B
Triangle
-
C
Square
-
D
Pentagon
3
Which shape has no corners?
-
A
Rectangle
-
B
Circle
-
C
Triangle
-
D
Hexagon
4
How many sides does a pentagon have?
5
A rectangle has how many pairs of equal sides?
6
What do we call an angle that is exactly 90 degrees?
-
A
Right angle
-
B
Acute angle
-
C
Obtuse angle
-
D
Straight angle
7
How many sides does a hexagon have?
8
Which 2D shape has eight sides?
-
A
Heptagon
-
B
Octagon
-
C
Nonagon
-
D
Decagon
9
A shape with three sides of different lengths is called a:
-
A
Scalene triangle
-
B
Square
-
C
Circle
-
D
Rectangle
10
What is the flat surface of a 3D object called?
-
A
Edge
-
B
Corner
-
C
Face
-
D
Vertex
11
How many corners does a square have?
12
Which shape is shaped like a ball?
-
A
Cube
-
B
Sphere
-
C
Pyramid
-
D
Cone
13
What is the point where two lines meet called?
-
A
Face
-
B
Edge
-
C
Vertex
-
D
Side
14
An angle smaller than a right angle is called an:
-
A
Acute angle
-
B
Obtuse angle
-
C
Straight angle
-
D
Reflex angle
15
A cylinder has how many circular faces?
16
How many sides does a heptagon have?
17
What is the line where two faces of a 3D object meet called?
-
A
Corner
-
B
Edge
-
C
Vertex
-
D
Surface
18
Which shape has only one curved side?
-
A
Square
-
B
Triangle
-
C
Circle
-
D
Rectangle
19
A shape with four sides of equal length but not necessarily right angles is a:
-
A
Rectangle
-
B
Rhombus
-
C
Triangle
-
D
Circle
20
How many vertices does a cube have?
21
An angle larger than 90 degrees but less than 180 degrees is an:
-
A
Acute angle
-
B
Right angle
-
C
Obtuse angle
-
D
Straight angle
22
What 3D shape has a circular base and comes to a point?
-
A
Sphere
-
B
Cube
-
C
Cone
-
D
Cylinder
23
How many sides does a quadrilateral have?
24
A shape with ten sides is called a:
-
A
Nonagon
-
B
Decagon
-
C
Heptagon
-
D
Octagon
25
Which of these shapes has the most sides?
-
A
Triangle
-
B
Square
-
C
Pentagon
-
D
Hexagon
