manguianoegoavil
manguianoegoavil manguianoegoavil
  • 21-04-2022
  • Mathematics
contestada

i dont know how to do this??

i dont know how to do this class=

Respuesta :

Аноним Аноним
  • 21-04-2022

Answer:

21 m²

Step-by-step explanation:

Area of a trapezoid is given by the formula:

A = (a+b)/2×h

(where h is the vertcial height, and a and b are the parallel lines)

Substituting values given gives us:

A = (5+9)/2×3

A = 14/2×3

A = 7×3

A = 21

Units will be m² as this is area.

Answer Link
stu118643
stu118643 stu118643
  • 21-04-2022

Answer:

21

Step-by-step explanation:

the formula is:

[(base1+base2)/2]*height
[(9+5)/2]*3

21

Answer Link

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