nnalthabhani
nnalthabhani
14-07-2017
Mathematics
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danielcbailey
danielcbailey
14-07-2017
Finding the area of one triangle:
h^2 + 3^2 = 6^2
x^2 = 27
x=sqrt(27)
x=3*sqrt(3)
0.5*x*6=9*sqrt(3)
Then multiplying by 7 for all 7 sides,
9*sqrt(3)*7
63*sqrt(3)
Final simplification: 109.12, D
Hope this helps.
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