Answer:
30%
Step-by-step explanation:
The answer is option A.
Hope this helps.
The additional information is GD ≅ CD
The additional information is ∠LQR ≅ ∠PQR
SSS ⇒ 3 sides in the 1st Δ ≅ 3 sides in the 2nd Δ
SAS ⇒ 2 sides and including angle in the 1st Δ ≅ 2 sides and including angle in the 2nd Δ
12
8+4=12