Question

Determine the total surface area of the following figure.

A.114.54 square
B.219.76 square centimeters
C.229.08 square centimeters
D.237.28 square centimeters
Picture-----> https://gadoeqtiplayer.blob.core.windows.net/oasteachertest-4f61fb20-acab-4385-a224-5276e9c43260/ai_30/source/Content/images/MSGE6G42_2591.Jpeg

Answer 1

We can make 2 calculations:

2 Blue Areas = 2 * 4 * 14.9 = 119.20 sq cm

2 Red Areas = 2 * 8.2 * 6.7 = 109.88 sq cm

Total = 229.08 sq cm

Answer is "C"

Explanation: