Question

Tʜᴇ ᴛᴡᴏ sɪᴅᴇs ᴏғ ᴀ ᴛʀɪᴀɴɢᴜʟᴀʀ ғʟᴀɢ ᴀʀᴇ 30 ᴄᴍ ᴀɴᴅ 40 ᴄᴍ. Fɪɴᴅ ᴛʜᴇ ʟᴇɴɢᴛʜ ᴏғ ᴛʜᴇ ᴛʜɪʀᴅ sɪᴅᴇ ɪғ ᴛʜᴇ ᴘᴇʀɪᴍᴇᴛᴇʀ ᴏғ ᴛʜᴇ ғʟᴀɢ ɪs 130 ᴄᴍ ?​??ok No tnx xD​

Answer 1

Answer:

perimeter = sum of all sides

let the 3rd side be x

130 = 30+40+x

130 = 70 + x

130 - 70 = x

x = 50

the third side is 50cm

Answer 2

Answer:

Tʜᴇ ᴛᴡᴏ sɪᴅᴇs ᴏғ ᴀ ᴛʀɪᴀɴɢᴜʟᴀʀ ғʟᴀɢ ᴀʀᴇ 30 ᴄᴍ ᴀɴᴅ 40 ᴄᴍ. Fɪɴᴅ ᴛʜᴇ ʟᴇɴɢᴛʜ ᴏғ ᴛʜᴇ ᴛʜɪʀᴅ sɪᴅᴇ ɪғ ᴛʜᴇ ᴘᴇʀɪᴍᴇᴛᴇʀ ᴏғ ᴛʜᴇ ғʟᴀɢ ɪs 130 ᴄᴍ?

How are you dear❤️