Basic Details
Word: Octagon
Part of Speech: Noun
Meaning: A shape with eight sides and eight angles.
Synonyms: Eight-sided polygon
Antonyms: Triangle
Idioms and Phrases
- In an octagon of choices: Refers to being in a situation with many options to choose from. Example: "When deciding on which ice cream flavour to get, I felt I was in an octagon of choices looking at all the different tubs."
- To go around in circles: Used when someone is unable to make a decision, similar to one moving around an octagon without choosing a side. Example: "He was going around in circles trying to pick a movie; he couldn't settle on one!"
Usage Examples
Example 1: The building's design featured a beautiful octagon with large windows that let in plenty of light.
Example 2: In geometry class, we studied the properties of an octagon and learned how to calculate its area.
Example 3: The traffic sign was shaped like an octagon, indicating that we needed to stop at the intersection.
Fun Fact
Did you know that the stop sign is an octagon? Its unique shape, combined with its bright red colour, makes it easier for drivers to recognise and react quickly!
Famous Quote
"Mathematics, rightly viewed, possesses not only truth, but supreme beauty a beauty cold and austere, like that of sculpture." Bertrand Russell
Multiple Choice Questions (MCQs)
1. What does "octagon" mean?
a) A shape with six sides
b) A shape with eight sides
c) A shape with four sides
d) A shape with ten sides
Answer: b) A shape with eight sides
2. Which of these is a synonym of "octagon"?
a) Triangle
b) Hexagon
c) Eight-sided polygon
d) Rectangle
Answer: c) Eight-sided polygon
3. What is an antonym of "octagon"?
a) Circle
b) Triangle
c) Square
d) Pentagon
Answer: b) Triangle
4. Which sentence uses "octagon" correctly?
a) The octagon was filled with different colours of paint.
b) The octagon is a four-legged animal.
c) An octagon has eight sides and is often used for warning signs.
d) The octagon danced beautifully at the party.
Answer: c) An octagon has eight sides and is often used for warning signs.
5. Which idiom refers to having many choices, similar to the eight angles of an octagon?
a) In an octagon of choices
b) To go around in circles
c) As clear as a bell
d) Cut to the chase
Answer: a) In an octagon of choices
