Question

25) Find the area of a triangle two sides of which are 8 cm and 11 cm and the perimeter is
32 cm​

Answer 1

Answer:

ans in the pic .......

Step-by-step explanation:

follow and thanks my all and plz

Answer 2

Step-by-step explanation:

perimeter=a+b+c

32=8+11+c

32-19=c

c=13

s=p/2

32/2

= 16

(s-a) = 16-8=8

(s-b)= 16-11=5

(s-c)=16-13=3

Area= √s(s-a)(s-b)(s-c)

√16×8×5×3

√8×2×8×5×3

=8√30 cm²