Question

In the diagram above $\angle 1$ and are a pair of vertical angles, whereas $\angle 2$ and are another set of vertical angles.

• A. $\angle 3$
• B. $\angle 4$
• C. $\angle 1$
• D. $\angle 2$

Answer 1

Answer: (A), (B)

$\angle 4$

In the diagram above,
$\angle 1\&\angle 3$ are a pair of vertical angles
And similarly, $\angle 2\&\angle 4$ is another pair of vertical angles.