Question

Find the percentage increase in the area of a triangle if its each side is doubled.​

Answer 1

Step-by-step explanation:

By applying hero's formula:

∆ = √s(s-a)(s-b)(s-c)

∆` = √2s(2s-2a)(2s-2b)(2s-2c)

= 4 ∆

So, % increase = 300

Answer 2

ʜᴏᴘᴇ ɪᴛ's ʜᴇʟᴘғᴜʟ...

ᴛʜᴇ ᴘʀᴜᴅᴇɴᴛɪᴀʟ ʀᴇᴀsᴏɴ ɪɴ ᴛʜᴇ ɢɪᴠᴇɴ ᴘᴀssᴀɢᴇ ɪs – “ɢɪᴠɪɴɢ ᴘᴏᴡᴇʀ ᴛᴏ ᴘᴀɴᴄʜᴀʏᴀᴛs ɪs ᴀʟsᴏ ᴀ ᴡᴀʏ ᴛᴏ ʀᴇᴅᴜᴄᴇ ᴄᴏʀʀᴜᴘᴛɪᴏɴ ᴀɴᴅ ɪɴᴄʀᴇᴀsᴇ ᴀᴅᴍɪɴɪsᴛʀᴀᴛɪᴠᴇ ᴇғғɪᴄɪᴇɴᴄʏ.”..