Question

◦•●◉✿ ʜɪɪ ғʀɪᴇɴᴅs ᴘʟᴇᴀsᴇ ʜᴇʟᴘ ᴍᴇ ᴛʜɪs ϙᴜᴇsᴛɪᴏɴ.
ᴛʜᴇ sɪᴅᴇs ᴏғ ᴀ ᴛʀɪᴀɴɢʟᴇ ᴍᴇᴀsᴜʀᴇ 15 ᴄᴍ, 36ᴄᴍ ᴀɴᴅ 39 ᴄᴍ. sʜᴏᴡ ᴛʜᴀᴛ ɪᴛ ɪs ᴀ ʀɪɢʜᴛ ᴀɴɢʟᴇᴅ ᴛʀɪᴀɴɢʟᴇ ✿◉●•◦​

Answer 1

Answer:

I think is not correct ....