iii) Find the semi perimeter of a triangle, whose sides are 5cm , 2cm and 5cm.
a)12cm b) 10cm c) 6cm d) 24cm
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iii) Find the semi perimeter of a triangle, whose sides are 5cm , 2cm and 5cm.
a)12cm b) 10cm c) 6cm d) 24cm
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Answer:
c)6cm
Step-by-step explanation:
a=4cm
b=2cm
c=5cm
s= (a+b+c)/2=(5+2+5)/2=12/2=6
hence semi perimeter is 6cm