the diagonals of a square is 8cm long each.find area and perimeter of the square
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Answer:
4cm
Step-by-step explanation:
diognol =8cm
64=lxl
64=l²
l=✓64/2
l=✓32
l=5.65
therefore area of square is= lxl
=5.65x5.65
area =32cm²
perimeter =4l
=4x5.65
perimeter=22.6cm
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