Question

please answer my question I will mark you as brainlist​

Answer 1

perimeter of the triangle= (33+17+20) cm

perimeter= 70cm

semi perimeter of the triangle = ( 70/2 )

semi perimeter = 35 cm

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Answer 2

Answer:

35 cm

Step-by-step explanation

Sum of all sides /2

=17+33+20/2

=70/2

=35cm