Question

4. The complementary angle of 85° is
a) 4°
b) 15°​

Answer 1

Answer:

90-85 = 5°

hope it helps you.....

Answer 2

ᴡᴇ ᴋɴᴏᴡ ᴛʜᴀᴛ, ᴘᴀɪʀ ᴏғ ᴀɴɢʟᴇs ᴀʀᴇ sᴀɪᴅ ᴛᴏ ʙᴇ ᴄᴏᴍᴘʟᴇᴍᴇɴᴛᴀʀʏ ᴀɴɢʟᴇs ɪғ ᴛʜᴇɪʀ sᴜᴍ ɪs ᴇϙᴜᴀʟ ᴛᴏ 90

∘

.

ʟᴇᴛ, x ʙᴇ ᴛʜᴇ ᴄᴏᴍᴘʟᴇᴍᴇɴᴛ ᴀɴɢʟᴇ ғᴏʀ 85.

sᴏ,

85

∘

+x=90

∘

=>x=5

∘