Question

if theta= pi /4 then 10tan^2=?​

Answer 1

Answer:

10

Step-by-step explanation:

Θ=π/4=180/4=45°

Now,

TanΘ=SinΘ/CosΘ

⇒tan(π/4)=sin(π/4)/cos(π/4)

=(1/√2)/(1/√2)=1

∴tanΘ=1

Then,

tan²Θ=1²=1×1=1

then 10×tan²Θ=10×1=10

This is your answer :D