helpmeinmath80 helpmeinmath80

15-08-2019
Mathematics

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 jcherry99

19-08-2019

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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