Question

if sin theta = 20/21 then find the value of cos theta and sec theta​

Answer 1

Answer:

cit out tygo t t lvvubij

Answer 2

Answer:

hello there , this is your required answer,

tanθ = 20/21

so, sinθ =20/29

cosθ = 21/29

now,

(1-sinθ+cosθ)/(1+sinθ + cosθ)

putting the values,

[1 - (20/29)+(21/29)]/[1 +(20/29)+(21/29)]

=(29-20+21)/(29+20+21)

=30/70

=3/7

PLEASE MARK ME BRAINLIEST