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Whats the Surface area?

Whats the Surface area?-example-1

1 Answer

6 votes

Answer:

118.4cm2

Explanation:

Surface area of square :5×5=25

Surface area for one triangle:

square root of 9²+2.5²=9.340770846

Area of triangle 0.5×5×9.340770846=23.35192712

As there is 4 triangle do 23.35192712×4=93.40770846

After

25+93.40770846=118.4077085

1dp= 118.4cm²

User Yngvar Kristiansen
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