How many sides does a circle have?

Which Travels Faster? Solve below famous picture riddle:

10+10 and 11+11 can give you the same answer.

Explain how?

Can you guess the name of the month by looking the below rebus ?

Can you count the number of quadrilaterals in the picture below?

A cat had three kittens: Snophy, Topsy and Jorden. What was the mother's name?

You need to remove two matchsticks to make the below equation true. Can you do it ?

Consider this about a word: The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

I am dry when I go inside, but wet when I am pulled outside.
The longer I am inside, the stronger I get
When I am completely out, I am wet and I literally sag
Who am I?

Given below is simple addition with a defined pattern pattern:
7 + 7 = 2
8 + 8 = 4
8 + 5 = 1
6 + 9 = 3
10 + 11 = 9

Can you analyze the pattern and find out the answer for:

4 + 9 = ?