Question

In the adjoining figure, AB || DC. If x=
find angle BCD, angle ABC, angle BAD and angle BDC.
​

Answer 1

Answer:

______________________________

Aɴsᴡᴇʀ

∵AB∥CD ᴀɴᴅ BD ɪs ᴛʀᴀɴsᴠᴇʀsᴀʟ.

∴x=40°(Aʟᴛᴇʀɴᴀᴛᴇ ᴀɴɢʟᴇs)

Nᴏᴡ ɪɴ △ABD

75°+ʏ+x=180°(Sᴜᴍ ᴏғ ɪɴᴛᴇʀɪᴏʀ ᴀɴɢʟᴇs ᴏғ ᴀ ᴛʀɪᴀɴɢʟᴇ)

⇒ʏ=180°−75°−40°=180°−115°=65°

Nᴏᴡ ɪɴ △BCD

40°+(ʏ−30°)+ᴢ=180°(Sᴜᴍ ᴏғ ɪɴᴛᴇʀɪᴏʀ ᴀɴɢʟᴇs ᴏғ ᴀ ᴛʀɪᴀɴɢʟᴇ)

∴ᴢ=180°−40°−35°=180°−75°=105°

_____________________________

Answer 2

Answer:

bbxndnsnfngnnfnfnbf

Step-by-step explanation:

• bdhdjjfnfnf637834. Euro reuurururureuurhiirchxjmzmzmnsndjdnnfjxjdndnndfnxnbcbcbbcbcbcncncncnjxjddddfgnenh Zee dhxbbcfd discobdbfncnbtks