find the lenght of the slant height of a sqaure pyramid if one side of the base is 5ft and the surface area is 125ft2?
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1 Answer

piramid with base 5ft bi 5ft

"surfus area"=125 impli tu me that area av 4 triangels=125

so 1 triangel=125/4=31.25

triangel area=(1/2)*base*hite=(5/2)*hite=31.25

so hite=(2/5)*(31.25)=12.5 ft

thats the hite av triangel...or "slant hite"
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