Question

Find the area of triangle by using Heron's formula whose sides
are 30 cm, 24 cm and 18 cm

Answer 1

ans - s1+s2+s3/2

so 30+24+18/2 = 72/2

= 36

so, s is equal to 36

herons formula

√s√s-a×s-b×s-c

√36√36-30×36-24×36-18

√36√6×8×18

√6×6√3×2×2×2×2×3×3×2

6×3×2×2√6

36×2√6

72√6 ans