Question

Given cot thitha =20/21 , find all other trigonometry ratios.​

Answer 1

Answer:

sin thita = 21

cos thita = 20

tan thita = 21/20

sec thita = 1/20

cosec thita = 1/21

Answer 2

Answer:

Given function: cot θ=2

Draw a right △ABC,∠C=90 degrees and ∠=θ

We know that cotθ=

BC

AC

=

perpendicular

base

=

1

2

By pythagoras.Theorem

AB

2

=BC

2

+AC

2

AB

2

=K

2

+4k

2

AB

2

=5k

2

AB=K√5

Step-by-step explanation:

sinθ=

AB

BC

=

(k√5)

k

=

√5

1

cosθ=

AB

AC

=

(k√5)

(2k)

=

√5

2

tanθ=

AC

BC

=

costheta

sinθ

=

(2k)

k

=

2

1

cscθ=

sinθ

1

=√5

secθ=

cosθ

1

=

2

√5