Step-by-step explanation:
IGH = JKL
GH = KL
12 = 36
12 × x = 36
x = 36 ÷ 12 = 3
IG =
[tex] \sqrt{ {16 {}^{2} + 12}^{2} } [/tex]
= 20
y = 16 × 3 = 48
x =
[tex] \sqrt{ {48}^{2} + {36}^{2} } [/tex]
= 60
