Basic Details
Word: Isosceles
Part of Speech: Adjective
Meaning: A type of triangle that has two sides of equal length.
Synonyms: Equal-sided
Antonyms: Scalene (a triangle with all sides of different lengths)
Idioms and Phrases
- In the same boat: Used to describe being in the same situation or having similar problems as someone else. Example: "During the math test, they both felt they were in the same boat when it came to understanding shapes like the isosceles triangle."
- Keep it balanced: To maintain an equal or fair situation. Example: "In an isosceles triangle, the two equal sides keep it balanced, and we should also keep our friendship balanced."
Usage Examples
Example 1: An isosceles triangle has two sides that are exactly the same length, which makes it special.
Example 2: When we learned about isosceles triangles, I drew one with the sides measuring five centimetres each.
Example 3: The artist used isosceles triangles to create a beautiful pattern in his painting.
Fun Fact
Did you know that isosceles triangles can be found in nature? The shape of many mountains and trees resembles that of an isosceles triangle!
Famous Quote
"Geometry is the art of correct reasoning on incorrect figures." John Locke
Multiple Choice Questions (MCQs)
1. What does "isosceles" mean?
a) A triangle with all sides of different lengths
b) A triangle with two sides that are equal in length
c) A triangle with three equal sides
d) A type of square
Answer: b) A triangle with two sides that are equal in length
2. Which of these is a synonym of "isosceles"?
a) Equal-sided
b) Right-angled
c) Acute
d) Scalene
Answer: a) Equal-sided
3. What is the antonym of "isosceles"?
a) Equilateral
b) Scalene
c) Right-angled
d) Obtuse
Answer: b) Scalene
4. Which sentence uses "isosceles" correctly?
a) The isosceles triangle has three equal sides.
b) An isosceles triangle has two sides that are the same length.
c) Isosceles means it has One side smaller.
d) A square is an isosceles shape.
Answer: b) An isosceles triangle has two sides that are the same length.
5. Which idiom relates to the concept of balance, like in an isosceles triangle?
a) Keep it balanced
b) Under the weather
c) Let the cat out of the bag
d) Barking up the wrong tree
Answer: a) Keep it balanced
