Question

If tan A=3/4 ,then find the other trigonometry ratio of angleA .
Can u exaplain

Answer 1

ᴛᴀɴ(ᴀ)=3/4

ᴄᴏᴛ(ᴀ)=1/ᴛᴀɴ(ᴀ)

=4 /3

ꜱᴇᴄ²ᴀ=1+ᴛᴀɴ²ᴀ

=1+9/16

=25/16

ꜱᴇᴄ²ᴀ=25/16

ꜱᴇᴄᴀ=5/4

ᴄᴏꜱ(ᴀ)=1/ꜱᴇᴄ(ᴀ)

=3/5

ᴄᴏꜱᴇᴄ²ᴀ=1+ᴄᴏᴛ²ᴀ

=1+16/9

=25/9

ᴄᴏꜱᴇᴄ²ᴀ=25/9

ᴄᴏꜱᴇᴄ(ᴀ)=5/3

ꜱɪɴ(ᴀ)=1/ᴄᴏꜱᴇᴄ(ᴀ)

=3/5

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