Trigonometry & Inverse Trigonometry
Triangle Properties
Grade 11
Question:
<p>In the given figure, if <i>AB</i> = <i>AC</i>, ∠<i>BAD</i> = 30° and <i>AE</i> = <i>AD</i>, then <i>x</i> is equal to</p>
<p>(a) 15°</p>
<p>(b) 10°</p>
<p>(c) 12°</p>
<p>(d) 7°</p>
Step-by-Step Solution
Key Concept: Use properties of isosceles triangles and angle relationships in the given configuration.
<p>Not provided in the page text.</p>
Correct Answer: A