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What is the area of a perfect 6-corner pyramid with main edge of 10 cm and apothem of 13 cm? Please help me fast...

 May 8, 2015

Best Answer 

 #1
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Area of six slanted triangular sides of the pyramid, each with a base of 10cm and apothem of 13cm, is 6*(1/2)*10*13 = 390cm2

 

Area of base is that of six equilateral triangles each of side 10cm, so area = 6*25*√3cm2 = 150√3cm2

 

So total area = 390+150√3 cm2

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 May 8, 2015
 #1
avatar+33661 
+5
Best Answer

Area of six slanted triangular sides of the pyramid, each with a base of 10cm and apothem of 13cm, is 6*(1/2)*10*13 = 390cm2

 

Area of base is that of six equilateral triangles each of side 10cm, so area = 6*25*√3cm2 = 150√3cm2

 

So total area = 390+150√3 cm2

.

Alan May 8, 2015

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