# Posts by viri

Total # Posts: 5

**math**

idk i need help too! with the same question! ughh

*October 16, 2012*

**math**

mrs. cooper's class has 11 more girls than boys. there are 35 students in all. how many girls are there?

*December 15, 2011*

**geometry**

if two cones are similar and the ratio between the lenghts of the radii is 7:3, what is the ratio of their surface areas

*April 11, 2010*

**geometry**

if two cones are similar and the ratio between the lengths of the radii is 7:3, what is the ratio of their surface areas

*April 11, 2010*

**geometry**

if two cones are similar and the ratio between the lengths of the radii is 7:3, what is the ratio of their surface areas

*April 11, 2010*

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