Math, asked by richardgeorge1148, 6 months ago

theside of an scalene triangle is 18 cm 24 cm 30 cm find its semi perimeter​

Answers

Answered by somveersingh881
3

Answer:

your\:answer\: is\:36cm

Step-by-step explanation:

semi \: perimeter = \frac{a  + b + c}{2} \\  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  =   \frac {18cm + 24cm + 30cm}{2} \\ \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:   =  \frac{72cm}{2}  \\   \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  \:  = 36cm

Hope it will help you

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