Kenz1616 Kenz1616
  • 14-01-2019
  • Mathematics
contestada

URGENT I NEED HELP ASAP!!!!

URGENT I NEED HELP ASAP class=

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 14-01-2019

Answer:

2A/h-b2 = b1    h ≠0

Step-by-step explanation:

A = 1/2 (b1+b2)*h

Multiply each side by 2

2A = 2 *1/2 (b1+b2)*h

2A =  (b1+b2)*h

Divide each side by h  h cannot equal 0

2A /h =  (b1+b2)*h/h

2A/h = b1+b2

Subtract b2 from each side

2A/h-b2 = b1+b2 -b2

2A/h-b2 = b1  h ≠0

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