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About This Quiz
How well do you remember this branch of mathematics dealing with the relationships between points, lines, surfaces and more? Remember the basics with this geometry quiz now!
When two lines run equally side by side and never intersect, they are considered to be __________.
Perpendicular
Parallel
The grid street system contains many parallel streets that never intersect.
Proportionate
Ratio
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When two lines intersect and form right angles, they are said to be ________.
Adjacent
Segmented
Perpendicular
Two perpendicular lines form not only a right angle, but what is often referred to as a cross - similar to a T!
Concave
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What is the amount of space occupied by a 3D object?
Volume
The volume is measured in cubic units. This refers to the number of little element cubes that fit inside the figure you are measuring.
Degrees
Distance
Measure
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This is a solid shape that is perfectly round, like a ball.
Circle
Sphere
There are no faces, no edges and no vertices in a sphere.
Octagon
Heptagon
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What is a quadrilateral with four equal sides and four right angles?
Trapezoid
Square
To add more geometry to this answer: A square is always a rhombus, and all squares are considered rectangles.
Obtuse triangle
Vertex
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What is the distance around a circle known as?
Perimeter
Circumference
Just as there are subfields, there are also various branches of geometry. These include Euclidean, Spherical, Synthetic, Analytic, Finite, Projective, Differencial, Riemannian and Non-Euclidean.
Cone
Coordinate
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Which type of angle is 90 degrees?
Obtuse
Right
A right angle is a perfect 90 degrees. It makes a square in the corner.
Acute
Quad
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This is a polygon with 3 sides and 3 angles...
Quadrangle
Rhombus
Triangle
There are several types of triangles in the world of geometry. They include right triangle, scalene triangle, isosceles triangle and acute triangle to name a few.
Vertex
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Which type of triangle has three equal sides?
Isosceles
Scalene
Acute
Equilateral
Each angle of an equilateral triangle measures 60 degrees for a total of 180 degrees. No matter which way you turn the triangle, it will always look the same.
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A polygon made with a continuous line which is always the same distance from the center is call a ... ?
Equilateral triangle
Obtuse Angle
Ray
Circle
A circle is a line that isn't straight.
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What is the name for a two-dimensional object that has no endpoints and continues on forever in both directions?
Ray
Line
The word geometry comes from the Ancient Greek for 'geo,' meaning 'earth,' and 'mentron,' meaning 'measurement'.
Vertex
Circumference
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What is the name for part of a line that has one end point and goes on forever in another direction?
Ray
A mathematician who works in the field of geometry is known as a 'geometer.'
Midpoint
Perimeter
Straight line
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Two rays with the same end point make a(n) _______.
Line segment
Angle
Geometry has many different subfields. These include Euclidean, differential, topology, convex, discrete and algebraic geometry.
Circumference
Congruent side
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Name the type of angle which measures more than 90 degrees.
Acute angle
Obtuse angle
Discrete geometry is the study of simple geometric objects such as points, lines and circles.
Vertex
Super right angle
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An ______ angle measures less than 90 degrees.
Right perfect
Qaud
Acute
Algebraic geometry studies geometry through the use of multivariate polynomials and other algebraic techniques.
Equilateral
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The point where two sides meet is called the _______.
Vertex
The plural form of the word is either 'vertexes' or 'vertices.'
Polygon
Circumference
Perimeter
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A polygon with four sides and four angles is called a _______.
Equilateral
Isosceles
Quadrilateral
Differential geometry uses techniques of calculus and linear algebra to study problems in geometry. It has applications in physics, including in general relativity.
Rhombus
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When two of the three sides of a triangle are equal in length, it is called a(n) ______ triangle.
Scalene
Acute
Right
Isosceles
Topology, a subfield of geometry, is concerned with the properties of geometric objects that are unchanged by continuous mappings.
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A _____ is a quadrilateral with one pair of parallel sides.
Trapezoid
It is possible that a trapezoid has more than one pair of parallel sides. It just has to have AT LEAST one pair.
Rhombus
Square
Rectangle
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Similar to a square, this quadrilateral has four sides and four right angles, and its opposite sides are parallel...
Parallelogram
Rectangle
A rectangle is very similar to a square, except that not all four sides are the same length. Two sides are one length, and the other two sides are a different length.
Triangle
Perpendicular
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What is a parallelogram?
A polygon in which all sides are the same length and all angles have the same measure
A polygon with an angle measuring more than 180 degrees
A quadrilateral with two pairs of parallel sides, and the parallel sides have the same length and same angle measure
While all rectangles are parallelograms, not all parallelograms are necessarily rectangles because they don't always have right angles.
The part of a line connecting two points with two definite end points.
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This is a parallelogram with four equal side and equal opposite angles...
Rhombus
Squares are a type of rhombus because they have congruent angles and two pairs of parallel sides.
Circle
Scalene polygom
Convex polygom
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What is the line enclosing a plane area?
The polyhedron
The prism
The perimeter
Coaches must stand along the perimeter of the field while their players play the game.
The radius
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This type of triangle has no two sides of equal length...
Sector triangle
Acute triangle
Scalene triangle
Euclidean geometry is named for the Alexandrian Greek mathematician, Euclid. He is often referred to as the 'father of geometry.'
Similar triangle
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What is the name of the tool used to measure angles?
Compass
Straightedge
Protractor
A protractor is a geometric tool in the shape of a semicircular disk.
Ruler
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What is the name of a triangle that has two equal sides?
Equilateral
Isosceles
Fun fact: The three angles of a triangle will always add up to 180 degrees.
Right
Acute
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Plane figures with the same size and shape are known to be ________.
Congruent
Congruent objects or congruent sides - they have the exact same length and shape.
Concave
Convex
Adjacent
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The line of ________ divides two matching parts.
Perpendicular
Parallel
Adjacent
Symmetry
The line of symmetry can be vertical, horizontal, or diagonal.
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Measured in units, the _____ is the size a surface takes up.
Unit
Area
The area of a flat, or plane figure is the number of unit squares that can be contained within it.
Circle
Plane
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The ________ is the length of a straight line through the center of a circle.
Radius
Circumference
Diameter
If you want to split a cookie between two people, the diameter of the cookie is the line you want to use.
Interior side
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This point is equidistant from the ends of a line.
Median
Measure
Midpoint
Either from the ends of a line, or the extremities of a particular figure, the midpoint will always be the 'middle."
Mean
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When a triangle contains an obtuse angle within it, it is called a(n) _________ triangle.
Parallel
Perpendicular
Obtuse
An example of an obtuse triangle would be one having a 110 degree angle, a 25 degree angle, and a 45 degree angle - all adding up to 180 degrees.
Acute
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This is a solid shape with a circular base and a curved surface that come to a point together.
Sphere
Cube
Triangle
Cone
To help you remember a cone, think of a construction site, a beach toy, or best of all, an ice cream cone.
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Two angles whose sum is a right (90 degree) angle are called ________.
Congruent
Coordinate
Coplanar
Complementary
They complement each other well. An example of this would be a 40 degree angle and a 50 degree angle. They could also be 26 degrees and 64 degrees.
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This solid shape has one curved surface and two congruent circular bases. What is it called?
Nonagon
Rhombus
Cylinder
A cylinder can have either 2 or 3 faces, 0 or 2 edges, but it can have no vertices.
Ellipse
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