Basic Details
Word: Trigonometry
Part of Speech: Noun
Meaning: A branch of mathematics that deals with the relationships between the angles and sides of triangles.
Synonyms: Triangle mathematics, angular measurement
Antonyms: N/A
Idioms and Phrases
- It doesn't add up: Used when something doesn't make sense or seems wrong. Example: "His excuse for being late just doesn't add up; it sounds too far-fetched."
- By the book: To do something strictly according to the rules or guidelines. Example: "In mathematics, especially in trigonometry, you have to work by the book to avoid mistakes."
Usage Examples
Example 1: Trigonometry helps us find the height of a building when we know the distance and the angle of elevation.
Example 2: In her geometry class, she learned about trigonometry and how to use sine and cosine.
Example 3: Understanding trigonometry is essential for students who plan to study physics or engineering.
Fun Fact
Did you know that the word "trigonometry" comes from the Greek words "trigonon," meaning triangle, and "metron," meaning measure? It literally means "measuring triangles."
Famous Quote
"Mathematics is the language with which God has written the universe." – Galileo Galilei
Multiple Choice Questions (MCQs)
1. What does "trigonometry" refer to?
a) A type of geometry
b) A branch of mathematics dealing with triangles
c) A form of algebra
d) A measurement of speed
Answer: b) A branch of mathematics dealing with triangles
2. Which of these is a synonym of "trigonometry"?
a) Triangle mathematics
b) Algebra
c) Calculus
d) Statistics
Answer: a) Triangle mathematics
3. Which sentence uses "trigonometry" correctly?
a) Trigonometry is used to bake a cake.
b) She struggled with trigonometry in her maths exam.
c) Trigonometry is a type of animal.
d) Trigonometry involves only addition and subtraction.
Answer: b) She struggled with trigonometry in her maths exam.
4. Which idiom means doing something according to the correct procedures?
a) It doesn't add up
b) By the book
c) Like two peas in a pod
d) A stitch in time saves nine
Answer: b) By the book
5. What is the opposite of "trigonometry"?
a) N/A
b) Psychology
c) Biology
d) Literature
Answer: a) N/A
