Elaine had StartFraction 5 Over 8 EndFraction of a pizza left after lunch. She told 5 of her friends that they could share the r
2 answers:
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Let k be the scale factor relating two similar prisms 
and 
, such that for corresponding parts of prisms and (for heights, in particular) we have 
. In our case 
.
For surfaces area we have
.
So, the right answer is 4:25 (choice B)
For surfaces area we have
So, the right answer is 4:25 (choice B)