Question

The edges of the cubes are 8 cm and 4 cm respectively. Calculate the ratio of their surface area?

Answer 1

Answer:

17m

Step-by-step explanation:

$\sqrt{1^2+b^2+h^2}=12^2+9^2+8^2=144+81+64=289=17m$

Answer 2

${\fcolorbox{blue}{gray}{\color{brown}{\boxed{\underline{\underline{\color{lightpink}{\tt{Qᴜᴇsᴛɪᴏɴ}}}}}}}}\: \purple☟$

The edges of the cubes are 8 cm and 4 cm respectively. Calculate the ratio of their surface area?

${\fcolorbox{aquamarine}{olive}{\color{red}{\boxed{\color{gold}{\underline{\color{blue}{\underline{\color{springgreen}{\tt{ᴀɴsᴡᴇʀ}}}}}}}}}}\: \purple☟$

ᴛнє sᴜʀғᴀᴄє αʀєα ᴏғ ᴄυвє ɪs 6ᴀ²

ᴛʜᴇ ꜱᴜʀꜰᴀᴄᴇ ᴀʀᴇᴀ ᴏꜰ 1ꜱᴛ ᴄᴜʙᴇ ᴡɪᴛʜ ꜱɪᴅᴇ 8ᴄᴍ=6×8²

⠀⠀⠀⠀⠀⠀⇒6×64

⠀⠀⠀⠀⠀⠀⇒384

ᴛʜᴇ ꜱᴜʀꜰᴀᴄᴇ ᴀʀᴇᴀ ᴏꜰ 2ɴᴅ ᴄᴜʙᴇ ᴡɪᴛʜ ꜱɪᴅᴇ 4ᴄᴍ=6×4²

⠀⠀⠀⠀⠀⠀⠀⠀⠀⇒6×16

⠀⠀⠀⠀⠀⠀⠀⠀⠀⇒96

ᴛʜᴇ ʀᴀᴛɪᴏ ᴏꜰ ᴛʜᴇ ꜱᴜʀꜰᴀᴄᴇ ᴀʀᴇᴀ ᴏꜰ ᴛʜᴇ ᴄᴜʙᴇ ɪꜱ 384:96 ɪ,ᴇ 1:4.

${\color{aqua} {\bf {1:4\: ɪs\: ᴏᴜʀ\: ʀᴇqᴜɪʀᴇᴅ \:ʀᴀᴛɪᴏ}}}$

${\color{red}▬{\color{navy}▬▬{\color{purple}▬▬{\color{springgreen}▬▬{\color{grey}▬▬{\color{aqua}▬▬{\color{gold}▬▬{\color{red}▬}}}}}}}}$

${\color{brown}●{\color{pink}●{\color{gold}●{\color{red}{\tt Hope\: {\mathfrak{\color{greenyellow}it\: {\bf{\color{springgreen}helps{\color{Ivory}●{\color{lightpink}●{\color{Magenta}●}}}}}}}}}}}}$

${\color{red}▬{\color{navy}▬▬{\color{purple}▬▬{\color{springgreen}▬▬{\color{grey}▬▬{\color{aqua}▬▬{\color{gold}▬▬{\color{red}▬}}}}}}}}$

${\color {aqua} {\underbrace{\color {lime} {\overbrace {\color {#7fffd4} {\bf ✿┅═══❁✿ Be\: {\color {springgreen}Brainly✿❁═══┅✿}}}}}}}$

${\color{red}▬{\color{navy}▬▬{\color{purple}▬▬{\color{springgreen}▬▬{\color{grey}▬▬{\color{aqua}▬▬{\color{gold}▬▬{\color{red}▬}}}}}}}}$

${\color {aqua} {\underbrace{\color {lime} {\overbrace{\color {#DA70D6}@ {\color {red} {\bf S {\color {springgreen} N {\color {yellow} E {\color {#00ffff} H{\color {pink} A {\color {purple}S{\color {#a52a2a}H {\color {#A9a9a9} I{\color {gold}S{\color {orange}H }}}}}}}}}}}}}}}}$