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A triangle pyramid has a base with an area of 11.3 square meter, and lateral faces with bases of 5.1 meters and height of 12 meters. Enter a expression that can be used to find the surface area of the triangle pyramid .

Grade 6 go math chapter11 pre test

Thank you bye!!!

Respuesta :

Answer:

229.41

Step-by-step explanation:

Well you need to multiply 11.3 times 4.5 per each triangle

Also you need to find the base which is a square

So 5.1 times 5.1 which is technically 5.1 squared. You add from there

EQUATION: 4(11.3 x 4.5) + 5.1 squared  

You should get 229.41

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