Podcast
Questions and Answers
What is the sine of a $30^{ ext{o}}$ angle in a right-angled triangle?
What is the sine of a $30^{ ext{o}}$ angle in a right-angled triangle?
- 1.0
- 0.5 (correct)
- 0.707
- 0.866
If tan($ heta$) = 0.75, what is the value of $ heta$ for $0 < heta < 90$?
If tan($ heta$) = 0.75, what is the value of $ heta$ for $0 < heta < 90$?
- $36.87^{ ext{o}}$
- $39.81^{ ext{o}} (correct)
- $33.69^{ ext{o}}$
- $42.17^{ ext{o}}$
In a right-angled triangle, if the length of the hypotenuse is 10 and the length of one side is 6, what is the cosine of the angle opposite to that side?
In a right-angled triangle, if the length of the hypotenuse is 10 and the length of one side is 6, what is the cosine of the angle opposite to that side?
- 0.6 (correct)
- 0.8
- 0.63
- 0.75
If $ heta$ is an acute angle and sin($ heta$) = cos($ heta$), what is the value of tan($ heta$)?
If $ heta$ is an acute angle and sin($ heta$) = cos($ heta$), what is the value of tan($ heta$)?