Ask your own question, for FREE!
Mathematics 14 Online
OpenStudy (itrymath):

The polygons below are similar. Find the value of x. (4 points) 4.5 7.5 12 16

OpenStudy (itrymath):

OpenStudy (caozeyuan):

8:6=x:12, remeber the outside^2=inside^2 rule?

OpenStudy (caozeyuan):

apply it here and you have 8*12=6x

OpenStudy (caozeyuan):

x=16

OpenStudy (itrymath):

idk the outside inside rule

OpenStudy (caozeyuan):

a:b=c:d means a*d=c*b

OpenStudy (caozeyuan):

which is just anotehr way of cross multiply

OpenStudy (itrymath):

ooooh

OpenStudy (caozeyuan):

actually thats way too complicated, you can actually cheat on the question

OpenStudy (itrymath):

x=16

OpenStudy (caozeyuan):

so the cheat way is to say x has to be bigger than 12, and the only number is 16

OpenStudy (itrymath):

oh i see where you're heading lol

OpenStudy (caozeyuan):

so it turns out you dont need calculate anything

OpenStudy (itrymath):

so 16? right

OpenStudy (caozeyuan):

correct

OpenStudy (itrymath):

im sure it is

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!