Basic Geometry Fundamentals
Test your knowledge of essential geometric concepts, shapes, and properties that form the foundation of geometry.
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Quiz Questions & Answers
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Question 1: What is the sum of angles in a triangle?
180 degrees
270 degrees
90 degrees
360 degrees
Question 2: Which shape has all sides equal and all angles equal to 90 degrees?
Rhombus
Rectangle
Square
Parallelogram
Question 3: What is the formula for the area of a circle?
2πr²
πr²
2πr
πr/2
Question 4: In a right triangle, what does the Pythagorean theorem state?
a² - b² = c²
a² + b² = c²
a + b = c
a × b = c
Question 5: What is the name for a polygon with eight sides?
Octagon
Nonagon
Heptagon
Hexagon
Question 6: What is the term for two lines that never intersect?
Perpendicular
Parallel
Intersecting
Adjacent
Question 7: What is the measure of a full rotation?
90 degrees
270 degrees
360 degrees
180 degrees
Question 8: Which of these 3D shapes has exactly six faces?
Cone
Cylinder
Sphere
Cube