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plase! ajutor! DAU COROANĂ!

Plase Ajutor DAU COROANĂ class=

Răspuns :

Triunghi
AB=26
AC=26
BC=31
26+26+31
=83
-----------------------
Patrat
AB+BC=16
l=16:2=8 cm o latura
P=8x4
  =32 cm
-------------------------------
Dreptunghi
AB=BC=399 cm
AD+406
=406+399
=805
P=805 x 2+399 x 2
P=1610+798
=2408 cm
------------------------------
Dreptunghi
------------------------------
AB=3AD
AD=BC=108
AB=108 x 3
     =324
P=108 x 2 + 324 x 2
P=216+648
  =864 cm
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Triunghi AB=26 AC=26 BC=31 26+26+31 =83 ----------------------- Patrat AB+BC=16 l=16:2=8 cm o latura P=8x4 =32 cm ------------------------------- Dreptunghi AB=BC=399 cm AD+406 =406+399 =805 P=805 x 2+399 x 2 P=1610+798 =2408 cm ------------------------------ Dreptunghi ------------------------------ AB=3AD AD=BC=108 AB=108 x 3 =324 P=108 x 2 + 324 x 2 P=216+648 =864 cm -----------------------------Sper ca te-am ajutat !!!