What is the surface area of the composite figure?

A three-dimensional composite figure that resembles two stairs is shown. The length of the bottom step is four centimeters. The upper step extends from the middle of the bottom step outward toward the right. The length of the upper step is twelve centimeters. The part of the upper step that extends beyond the edge of the bottom step is ten centimeters. The height of each step is two centimeters. The width across each step is also two centimeters.

sixty-four square centimeters

one hundred eight square centimeters

Question

What is the surface area of the composite figure? 

A three-dimensional composite figure that resembles two stairs is shown. The length of the bottom step is four centimeters. The upper step extends from the middle of the bottom step outward toward the right. The length of the upper step is twelve centimeters. The part of the upper step that extends beyond the edge of the bottom step is ten centimeters. The height of each step is two centimeters. The width across each step is also two centimeters.

 sixty-four square centimeters 

 one hundred eight square centimeters

anonymous · Answer

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