Question

I need help with this !

Answer 1

Answer: Try using calculatorsoup dot com Significant Figures auto Don't put m in the answer there's No Unit(s)

a = 12 m

b = 5 m

c = 13 m

P = 30 m

s = 15 m

K = 30 m2

ha = 5 m

hb = 12 m

hc = 4.6153846153846 m

Explanation:

Answer 2

The length of the third side is 13 because it’s a “5-12-13” triangle it’s a formula