Respuesta :

yamunasasidharan0808

Answer:

8.8 m

Step-by-step explanation:

Area of triangle = [tex]\frac{1}{2} bh[/tex]

38.28 = [tex]\frac{1}{2}[/tex] * b * 8.7

b = 38.28 * 2 / 8.7

b = 8.8 m