Respuesta :

coolunnameduser

[tex]S_1 = \frac{a+b}{2}h = \frac{7+9}{2}*5=\frac{18*5}{2}= 9 * 5 = 45~m^2[/tex]

[tex]S_\triangle = \frac{ab}{2} = \frac{5*9}{2} = \frac{45}{2} = 22,5~m^2[/tex]

[tex]S = S_1 + S_\triangle = 45 + 22,5 = 67,5~m^2[/tex]

Answer: 67,5 m².

Ak190

Answer:

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Step-by-step explanation: