THESE ARE ALL 2-D SHAPE AND ITS SIDE:
THERE ARE 3 TYPES OF TRIANGLE:
:
RIGHT ANGLE TRIANGLE
EQUILATERAL TRIANGLE
ISOSCELES TRIANGLE
PERIMETER
THE EXAMPLE IS:
10CM
7CM
PERIMETER:7CM+10CM+10CM
=27CM
AREA
THE EXAMPLE IS:
8CM
8CM
8CM
AREA:8CMx8CM
=64CM2
THE FORMULA OF TAHE AREA IS:
LENGTH(CM)xWIDTH(CM)=_____CM2
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