Find the length of the slant height of a square pyramid. If one side of the base of 15 ft and the surface are is 765 square ft.

Question

mathstudent55 · Answer

Do you know how to find the surface area of a pyramid?

rileyhansen · Answer

The slant hieght would be 51, to find this you divide 765 by 15 to get the hieght 51.

mathstudent55 · Answer

surface area of pyramid = area of base + area of sides

mathstudent55 · Answer

@RileyHansen Your answer is incorrect.

rileyhansen · Answer

Sorry mate! But I'm only in the 6th grade and I attend FLVS and I take advanced 8th grade mathmatics and this is what I was taught.

anonymous · Answer

the 6th grade!!!!!!!!!!!!!!!

rileyhansen · Answer

Yes I know, Im young but I love teaching and helping out so...

mathstudent55 · Answer

You were never taught that because that is so completely wrong that no teacher would teach it. Its not even close to correct. You just made it up.

rileyhansen · Answer

Ok... jeez man just trying to help here I'm young ok! So chill!

mathstudent55 · Answer

@crystale2006 
Are you interested in figuring this out?
If so, answer my questions, and we will work together to solve this problem.

anonymous · Answer

thanks for the help guys but I can do from here :)

mathstudent55 · Answer

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mathstudent55 · Answer

Ok, when you finish, let me know what you got.

mathstudent55 · Answer

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anonymous · Answer

the length of the slant height is 18ft

mathstudent55 · Answer

Correct. That is what I got.