About this Study Set
This study set covers Geometry through
25 practice questions.
A set of basic geometry questions covering shapes, angles, and lines, suitable for middle school curriculum. 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
Middle School Geometry Fundamentals study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
What is the name for a four-sided shape with four right angles and four equal sides?
-
A
Rectangle
-
B
Rhombus
-
C
Square
-
D
Trapezoid
2
How many sides does a pentagon have?
3
What is the name of an angle that measures exactly 90 degrees?
-
A
Acute angle
-
B
Obtuse angle
-
C
Right angle
-
D
Straight angle
4
What is the sum of the interior angles in a triangle?
-
A
90 degrees
-
B
180 degrees
-
C
270 degrees
-
D
360 degrees
5
What is the name for two lines that intersect at a 90-degree angle?
-
A
Parallel lines
-
B
Intersecting lines
-
C
Perpendicular lines
-
D
Skew lines
6
A shape with 6 sides is called a:
-
A
Heptagon
-
B
Octagon
-
C
Hexagon
-
D
Nonagon
7
What is the name for an angle that measures less than 90 degrees?
-
A
Acute angle
-
B
Obtuse angle
-
C
Right angle
-
D
Reflex angle
8
How many faces does a cube have?
9
What is the name for a three-sided shape?
-
A
Quadrilateral
-
B
Pentagon
-
C
Triangle
-
D
Circle
10
A line segment that connects two points on a circle is called a:
-
A
Radius
-
B
Diameter
-
C
Chord
-
D
Tangent
11
What is the name for an angle that measures more than 90 degrees but less than 180 degrees?
-
A
Acute angle
-
B
Obtuse angle
-
C
Right angle
-
D
Straight angle
12
How many vertices does a rectangular prism have?
13
What is the perimeter of a square with side length 5 cm?
-
A
10 cm
-
B
15 cm
-
C
20 cm
-
D
25 cm
14
What is the name for a shape with no straight sides and no corners?
-
A
Square
-
B
Triangle
-
C
Circle
-
D
Rectangle
15
How many edges does a cylinder have?
16
What is the name for a line that extends infinitely in both directions?
-
A
Line segment
-
B
Ray
-
C
Line
-
D
Vector
17
What is the area of a rectangle with a length of 8 cm and a width of 3 cm?
-
A
11 sq cm
-
B
24 sq cm
-
C
26 sq cm
-
D
48 sq cm
18
A shape with 8 sides is called a:
-
A
Heptagon
-
B
Octagon
-
C
Nonagon
-
D
Decagon
19
What is the name for two lines that never intersect, no matter how far they are extended?
-
A
Perpendicular lines
-
B
Intersecting lines
-
C
Parallel lines
-
D
Skew lines
20
How many degrees are in a straight angle?
-
A
0 degrees
-
B
90 degrees
-
C
180 degrees
-
D
360 degrees
21
What is the name for a 3D shape with all faces being flat surfaces that are polygons?
-
A
Sphere
-
B
Cone
-
C
Cylinder
-
D
Polyhedron
22
A shape with 7 sides is called a:
-
A
Hexagon
-
B
Octagon
-
C
Heptagon
-
D
Nonagon
23
What is the radius of a circle if its diameter is 10 cm?
-
A
2.5 cm
-
B
5 cm
-
C
20 cm
-
D
10 cm
24
What is the sum of the angles around a point?
-
A
90 degrees
-
B
180 degrees
-
C
270 degrees
-
D
360 degrees
25
How many vertices does a triangular pyramid (tetrahedron) have?
