Question

Help, ***MEDAL***

Answer 1

@Lena772

Answer 2

add all the sides !

Answer 3

triangle 1= 6+6+5

Answer 4

triangle 1 = 6+6+5=17
triangle 2 = 2(6+5) =22
triangle 3 = 6• 4 + 5• 3= 39

Answer 5

dalia_lam thanku
for my post

Answer 6

thank you @dalia_lam