All Categories Alerts Wishlist Cart

What is the area of a circle with a circumference of 31.4 cm? (2020)

Practice Questions

1 question
Q1
What is the area of a circle with a circumference of 31.4 cm? (2020)
  1. 25 cm²
  2. 50 cm²
  3. 75 cm²
  4. 100 cm²

Questions & Step-by-step Solutions

1 item
Q
Q: What is the area of a circle with a circumference of 31.4 cm? (2020)
Solution: Circumference = 2πr; 31.4 = 2πr; r = 5 cm; Area = πr² = 25 cm².
Steps: 0

Related Questions

F
Find the value of 5! (5 factorial). (2019)
Question: Find the value of 5! (5 factorial). (2019)Options: 12010015090Correct Answer: 120Solution:..
A
A circle has an area of 78.5 cm². What is its radius? (Use π = 3.14) (2019)
Question: A circle has an area of 78.5 cm². What is its radius? (Use π = 3.14) (2019)Options: 5 cm7 ..
W
What is the value of (3 + 5) × (2 - 1)? (2020)
Question: What is the value of (3 + 5) × (2 - 1)? (2020)Options: 816106Correct Answer: 8Solution: (3..
C
Calculate the value of 12 × 8 - 24. (2021)
Question: Calculate the value of 12 × 8 - 24. (2021)Options: 72964860Correct Answer: 72Solution: 12 ..
W
What is the square root of 64? (2020)
Question: What is the square root of 64? (2020)Options: 6789Correct Answer: 8Solution: The square ro..
Biology (School & UG)
Biology (School & UG)
Chemistry (School & UG)
Chemistry (School & UG)
Civil Engineering
Civil Engineering
Commerce & Accountancy
Commerce & Accountancy
Computer Science & IT
Computer Science & IT
Current Affairs & GK
Current Affairs & GK
Data Structures & Algorithms
Data Structures & Algorithms
eBooks
eBooks
Electrical & Electronics Engineering
Electrical & Electronics Engineering
English (School)
English (School)
General Aptitude
General Aptitude
General Knowledge
General Knowledge
General Knowledge & Current Affairs
General Knowledge & Current Affairs
Languages & Literature
Languages & Literature
Law & Legal Studies
Law & Legal Studies
Major Competitive Exams
Major Competitive Exams
Mathematics (School)
Mathematics (School)
Mechanical Engineering
Mechanical Engineering
Medical Science
Medical Science
Physics (School & Undergraduate)
Physics (School & Undergraduate)
Quantitative Aptitude & Reasoning
Quantitative Aptitude & Reasoning
Social Science (School)
Social Science (School)
Technical
Technical
Verbal and Reasoning
Verbal and Reasoning
Vocational & Skill Development
Vocational & Skill Development
Soulshift Feedback ×

On a scale of 0–10, how likely are you to recommend The Soulshift Academy?

Not likely Very likely