Question

please answer
I will Mark as brainlist​

Answer 1

Answer:

Use the applications of trigonometry:

Sin∅ = AB/AC

Sin∅ = 6/12

Sin∅ = 1/2

Sin∅ = Sin 30°

Cancelling Sin from both side:

∅ = 30°

Answer 2

Step-by-step explanation:

Thank you see the attachment