Find the area of triangle whose two sides of which are 18cm and 10cm and it's prime is 42cm
please solve it....
parul02:
sorry it's not prime it's perimeter
hii
Answers
Answered by
1
Answer:
what is prime i can't understand
sorry i marked another one
okk
sorry
can you ask another like this
okay in comment or as question
as question
okay
go and give the answer
plz leave me
oh sorry
Answered by
1
Answer:
Given a=18cm b=10cm
and perimeter =42 cm
semiperimeter =perimeter/2
s=42/2
s=21
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