Question

Draw rough diagram to illustrate the following :
i) Open curve
ii) Closed curve​

Answer 1

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ᴏᴘᴇɴ ᴄᴜʀᴠᴇ :- [fig. 1]

➡ ᴀ ᴄᴜʀᴠᴇ ᴡʜɪᴄʜ ᴅᴏᴇs ɴᴏᴛ ᴄᴜᴛ ɪᴛsᴇʟғ ᴏʀ ᴡʜᴏsᴇ ʙᴇɢɪɴɴɪɴɢ ᴀɴᴅ ᴇɴᴅɪɴɢ ᴘᴏɪɴᴛs ᴀʀᴇ ᴅɪғғᴇʀᴇɴᴛ ɪs ᴄᴀʟʟᴇᴅ ᴀs ᴏᴘᴇɴ ᴄᴜʀᴠᴇ.

$\:$

ᴄʟᴏsᴇᴅ ᴄᴜʀᴠᴇ :- [fig. 2]

➡ ᴀ ᴄᴜʀᴠᴇ ᴡʜɪᴄʜ ʙᴇɢɪɴs ᴀɴᴅ ᴇɴᴅs ᴀᴛ ᴛʜᴇ sᴀᴍᴇ ᴇɴᴅ ᴘᴏɪɴᴛ ᴀɴᴅ ᴡʜɪᴄʜ ᴅᴏᴇs ɴᴏᴛ ᴄᴜᴛ ɪᴛsᴇʟғ ɪs ᴋɴᴏᴡɴ ᴀs ᴄʟᴏsᴇᴅ ᴄᴜʀᴠᴇ.

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[ғᴏʀ ғɪɢᴜʀᴇs, ʀᴇғᴇʀ ᴛᴏ ᴀʙᴏᴠᴇ ᴀᴛᴛᴀᴄʜᴍᴇɴᴛ.]

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Answer 2

Answer:

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