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anonymous
 one year ago
I need help with this question. It is similarity
anonymous
 one year ago
I need help with this question. It is similarity

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0the answer for 3a. is 15:16, 225:256

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0and for 3b. 1:20, 1:400

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[\frac{ 7 }{ 0.875 } = \frac{ x }{ 0.7 }\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0oh wait i did your question 4

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0oh its only questions 3

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0This is wat i did, but it is not the same as the answer

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0because \[(\frac{ 0.875 }{ 7 } ) ^3 = \frac{ 1 }{ 512 }\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.00.875 divide by 7 then cube

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0but why do i need to do that

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0you did your\[(\frac{ s_1 }{ s_2 })^3\]the wrong way

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0how can\[(\frac{ 0.875 }{ 7 })^3 = 1/2\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0no i want to find the ratio for the sides which is s1/s2

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so I cube root the volume

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i know but you made a calculation error there

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0but \[\sqrt[3]{\frac{ 0.875 }{ 7}} = \frac{ 1 }{ 2}\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0then why is it a calculation error

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i thought you cube that 0.875/7

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0anyways so I found the ratio of a side on the smaller solid to the corresponding side on the larger solid which is 1:2 but the answers say that it is 15:16

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0they are asking for ratio of surface area

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0if the ratio of side is 15/16 then ratio of area is (15/16)^2

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0http://www.bbc.co.uk/schools/gcsebitesize/maths/geometry/congruencysimilarityrev4.shtml
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