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

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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

4 + 5 7/9= 9 7/9

step-by-step explanation:

answer 1 : option "c"

answer 2 : option "d"

answer 3 : option "b"

answer 4 : option "d"

answer 5 : option "b"

answer 6 : option "a"

answer 7 : option "c"

answer 8 : option "d"

answer 9 : option "c"

answer 10 : option "d"

answer 11 : option "c"

answer 12 option "b"

answer 13 option "c"

answer 14 option "c"

answer 15 option "d"

answer 16 option "a"

answer 17 option "b"

answer 18 option "c"

answer 19 option "a"

answer 20 option "a"

answer 21 option "c"

d