Mathematics jamb 1982

In the diagram, angle QPR = 90o, angle PSR = 90o and PR = 5 units. Find the length of QS.

a

5 tan 25o sin 65o

b

5 cos 25o sin 65o

c

5 tan 25o cos 65o

d

cos 25o cos 65o

e

5 cosec 25o

Download Offline App Ask a Question

Explanation

Correct Option
c

Video Explanation

No video available

Post your Contribution

Share:

Discussions (5)

Iwashuman2019
1 year ago

how did 5sin65/Tan25 become
tan25 cos 65.

triangle PSQ does not contain 65⁰

R is 65⁰

s.samuel
1 year ago

Can someone pls explain

Quick Questions

Ask a Question
LO

Lekman2027

14th August, 2025

Mathematics

3 comments

happysolomon

22nd June, 2026

1 comments
AF

Fifi53453

23rd June, 2026

1 comments