Podcast
Questions and Answers
What is the value of sin(90°) in trigonometry?
What is the value of sin(90°) in trigonometry?
- 0
- -1
- 0.5
- 1 (correct)
What is the formula to find the area of a circle?
What is the formula to find the area of a circle?
- πr
- 2r^2
- πr^2 (correct)
- 2πr
What is the value of 'pi' (π) approximately equal to?
What is the value of 'pi' (π) approximately equal to?
- 3.00
- 4.13
- 2.71
- 3.14 (correct)