JAMB - Mathematics (1980 - No. 40)

If PN is perpendicular to QR, find the value of tan x.

\(\frac{5}{9}\)

\(\frac{3}{5}\)

\(\frac{3}{4}\)

\(\frac{4}{3}\)

\(\frac{5}{3}\)

By Pythagoras ON = 4

NR = 5

Tan x = \(\frac{3}{5}\)