Question

sides of a triangle abc are ab=5cm, ac=12cm, bc=13cm​

Answer 1

Step-by-step explanation:

5 + 12 +13/2=15

√15(15-5)(15-12)(15-13)

√15(10)(3)(2)

√5×3×5×2×3×2

-->5×3×2

-->30

Hope it helps...

Mark me as brainliest ❤️❤️❤️❤️

(I did it with heron's formula)