malkant390
malkant390 malkant390
  • 23-03-2020
  • Mathematics
contestada

please help me fast and show all your work please thx ​

please help me fast and show all your work please thx class=

Respuesta :

dillonliyanage
dillonliyanage dillonliyanage
  • 23-03-2020

Answer:

area of trapezoid/trapezium = [tex]\frac{h}{2} *(a+b)[/tex]

h=height

a and b are the parallel sides (top 2.5 and bottom 6 in this pic)

so [tex]\frac{5}{2} *(2.5+6) = \frac{5}{2}*(8.5) = \frac{42.5}{2} = 21.25[/tex]

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devishri1977
devishri1977 devishri1977
  • 23-03-2020

Answer:

Step-by-step explanation:

[tex]Area=\frac{(a+b)*h}{2}\\\\=\frac{(24+32)*16}{2}\\\\=\frac{56*16}{2}=28*16\\=448squarecm\\[/tex]

2)

[tex]Area=\frac{(2.5+6)*5}{2}\\\\=\frac{8.5*5}{2}\\\\=\frac{42.5}{2}=21.25[/tex]

= 21.25 square cm

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