beatriz233
beatriz233 beatriz233
  • 01-12-2018
  • Mathematics
contestada

I need help on this.

I need help on this class=

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 01-12-2018

Answer:

x=75

Step-by-step explanation:

if the polygons are similar

40          30

------- = --------

100        x


using cross products

40x = 30*100

40x =3000

divide by 40

40x/40 = 3000/40

x =75

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