Find the semi-perimeter of a triangle whose sides are 5cm, 8cm and 11cm.
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Find the semi-perimeter of a triangle whose sides are 5cm, 8cm and 11cm.
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given that:
sides of triangle,
a=5cm
b=8cm
c=11cm
find: semi-perimeter of triangle=?
Semi-perimeter of triangle=(a+b+c) /2
=(5+8+11)/2
=12cm
Answer:
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