Respuesta :

baileygeek
Formula for area of trapezoid is 1/2(h)(base1 + base2) = area Enter the info you already are given:

1/2(h)(5.3 + 9.9) = 0.2128

Solve for h:

1/2(h)(15.2) = 0.2128
1/2(h) = 0.014
h = 0.028

The height is 0.028 inches.