contestada

A trapezoid has an area of 342 square
yards. The length of one base is 17 yards,
and the length of the other base is
'21 yards. What is the height of the
trapezoid?

Respuesta :

jcherry99

Answer:

18

Step-by-step explanation:

Area = 342 sq yds.

b2 = 21

b1 = 17

h = ??

Area = (b1 + b2)*h/2

342 = (17 + 21)*h/2

342 = (38)*h/2

342 = 19 * h

342 / 19 = 19h / 19

h = 18

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