Find the semi perimeter of a trångle with
sides 9cm 12 cm and 30 cm!
Answers
Answered by
1
1/2 (9+12+30) cm
1/2 × 51 cm
25.5 cm
Answered by
12
Answer:
25.5
Step-by-step explanation:
Let a= 9cm
b= 12cm
c= 30 cm
We know that
Semi-perimeter= a+b+c/2
= 9+12+30/2
= 51/2
= 25.5cm
Please mark my answer as the brainliest coz I do not have any answer marked as brainliest.
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