Question

If cosA =3/5 then sinA/cosecA will be...................

Answer 1

Answer:

Refer the attachement

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Answer 2

Aɴsᴡᴇʀ :-

ᴄᴏs = ʙᴀsᴇ / ʜʏᴘᴏᴛᴇɴᴜsᴇ = 3/5

sᴏ,

ʙᴀsᴇ = 3

ʜʏᴘᴏᴛᴇɴᴜsᴇ = 5

ᴘᴇʀᴘᴇɴᴅɪᴄᴜʟᴀʀ = √ (5)² - (3)² => √ 25 - 9 => √ 16 = 4

sɪɴA= ᴘᴇʀᴘᴇɴᴅɪᴄᴜʟᴀʀ/ʜʏᴘᴏᴛᴇɴᴜsᴇ = 4/5

ᴄᴏsᴇᴄA= ʜʏᴘᴏᴛᴇɴᴜsᴇ/ᴘᴇʀᴘᴇɴᴅɪᴄᴜʟᴀʀ=5/4

Tʜᴇʀᴇғᴏʀᴇ,

sɪɴA / ᴄᴏsᴇᴄA

= = > 4/5/5/4

= = > 16/25

Hᴏᴘᴇ ɪᴛ ʜᴇʟᴘs..!