Question

Fid sinx/2 ,cosx/2,tanx/2 if tan x = 4/3

Answer 1

Answer:

sinx=4/5

cosx=3/5

Step-by-step explanation:

tanx=4/3

sinx=opp/hyp

by Pythagoras theorem,

hyp²= side²+sid²

x²=4²+3²

x²=16+9

x²=25

x=√25

x=5 (hyp)

sinx= opp/hyp=4/5

cosx= adj/hyp= 3/5