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The net of a pyramid is shown below:



The surface area of the solid is ____ square inches.

 Feb 26, 2019
 #1
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Total are = area of central square + 4 triangles' area

          = 5 x5  +     4*  1/2  (5 x 10 )   =    125 cm^2 !  cheeky

 Feb 26, 2019
edited by ElectricPavlov  Feb 26, 2019
 #2
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Is that then 225???

Nickolas  Feb 26, 2019
 #3
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Hey Nick....I forgot the 1/2 for the triangles....answer edited...

ElectricPavlov  Feb 26, 2019
 #4
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That is fine!!

Nickolas  Feb 26, 2019

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