I am a round figure, smooth and fine. My diameter is twice my radius, divine. What number do you get when you measure me? A constant that’s famous in geometry.
Category: Math · Difficulty: expert
Hint: It’s essential in calculating the circumference.
Answer
π (pi)
Explanation
Pi (π) is the ratio of the circumference of a circle to its diameter, approximately 3.14.
This is a expert math riddle — one of the harder riddles here. The answer is π (pi).
More Math riddles
- If Sarah is twice as old as Tom and the sum of their ages is 36, what is Tom's age?
- If I am a two-digit number and the sum of my digits is 11 while the difference is 5, what number am I?
- An egg costs 10 cents. If you buy a dozen eggs and get one for free, how much do you actually pay per egg?
- If you triple one and then subtract two, what remains in mind?
- A number minus six equals ten. What is the number?
- If you add three to me, the result is twelve. What am I?
- A frog jumps 3 feet forward and then 2 feet back. How far is it from its starting point after one jump?
- What is 100 divided by 5?