Question on: JAMB Mathematics - 2010

If cot(\theta) = (\frac{8}{15}), where (\theta) is acute, find sin(\theta)

A
\(\frac{8}{17}\)
B
\(\frac{15}{17}\)
C
\(\frac{16}{17}\)
D
\(\frac{13}{17}\)
Ask EduPadi AI for a detailed answer
Correct Option: B

cot(\theta) = (\frac{1}{\cos \theta})

= (\frac{8}{15})(given)

tan(\theta) = (\frac{15}{18})

By Pythagoras theorem,

x2 = 152 + 82

x2 = 225 + 64 = 289

x = (\sqrt{289})

= 17

Hence sin(\theta) = (\frac{15}{x})

= (\frac{15}{17})

Add your answer

Notice: Please post responsibly.

Please share this, thanks!

No responses