Respuesta :

Bladerunner1976
[tex] A_{trapeziod} = \frac{1}{2} ( b_{1}+ b_{2})h[/tex]
so...
A = 1/2(4.9 + 1.5)(4)
A = 1/2(6.4)(4) = [tex]12.8 km^{2}[/tex]
This shape is a trapezoid too.

A = [tex] \frac{a+b}{2} (h)[/tex]
A = [tex] \frac{1.5+4.9}{2} (4) [/tex]
A = 12.8

The area is 12.8 km²

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