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and 
.
and width 
diagonally.
and its height is 
.
, the height at the base is 
, and the perimeter 
. Find the area.
measures 
. What is the perimeter of the triangle 
if all the lines have equal length?
, 
and 
.
, and each successive side is a centimeter longer.
and the sides being two centimeters shorter than the base.
?
, the height of side 
is 5 cm. Calculate side b.
