Question

Which one

A.15



B.15.7



C.31.5



D.14.7

Answer 1

B) 15.7

Explanation:

AB = 6

BC = 3

AC^2 = 6^2 + 3^2 = 36 + 9 = 45

AC = √45 = 6.7

Perimeter = AB + BC + AC

= 6 + 3 + 6.7

= 15.7