http://static.k12.com/calms_media/media/305000_305500/305410/1/8b2808406cfa28900bc49612693e50c919fce009/MS_ALG_A1_05_quiz_Q5_question.gifGiven APWVS ∼ HDTFY, what is HD?

Question

anonymous · Answer

Not Found

anonymous · Answer

hold up http://static.k12.com/calms_media/media/305000_305500/305410/1/8b2808406cfa28900bc49612693e50c919fce009/MS_ALG_A1_05_quiz_Q5_question.gif

cydney_morgan · Answer

Oh! Thanks, Let me take a look.

anonymous · Answer

Given APWVS ∼ HDTFY, what is HD?

anonymous · Answer

i think HD = PA 
i think...

anonymous · Answer

i could easily be wrong though....

anonymous · Answer

the size is deffernt

anonymous · Answer

oh i see
ok then i am definitely wrong 
we have to figure out how to go from one to the other then

anonymous · Answer

the choices are A.
13
 
 B.
19
 
 C.
15
 
 D.
11

anonymous · Answer

if that is the case, then DT must be one of the sides labelled on the left
not sure which one it is
are you?

anonymous · Answer

oh maybe it is PW making the ratio $\frac{21}{35}$

anonymous · Answer

hd = pw we just have to scale it

anonymous · Answer

lets try it 
$$\frac{x}{25}=\frac{21}{35}$$ and see if we get a good answer

anonymous · Answer

ok how

anonymous · Answer

oh yes, we get $$x=\frac{25\times 21}{35}=15$$ a nice whole number

anonymous · Answer

lol we could have just guessed C anyway
it is always C

anonymous · Answer

i hate these, always get confused

anonymous · Answer

anyone else can you help

anonymous · Answer

@Cydney_Morgan  can you still help?

cydney_morgan · Answer

I'm sorry, I don't know how to do this.

anonymous · Answer

ok