
Carol H. answered 02/06/19
Tutor
4.9
(285)
Masters' Degree in Mathematics with 35 years Teaching Experience.
breadth or width = 1/2 length
b = (1/2)12
b = 6
P = 2l + 2w
P = 2(12) + 2(6)
P = 24 + 12
P = 36 cm