please find this answer using herons formula.
Attachments:
Answers
Answered by
2
Answer:
find semiperimeter .
then, formula of herons area of triangle.
Attachments:
Answered by
1
Answer:
Perimeter = S1+s2+S3
44 = 14+14+S3
S3= 44-28= 16cm
by Heron's formula ,
we get √s(s-a)(s-b)(s-c)
s = 44/2= 22
area = √22(22-14)(22-14)(22-16)
√8448 = 91.91 cm²
Similar questions