Question

Line x and line z are straight lines.

Answer 1

Answer:

$\angle c$ and $\angle e$

Step-by-step explanation:

Given

See attachment

Required

Identify the vertical angles

Keynotes

• Vertical angles opposite one another
• Vertical angles are equal to one another

Using the keynote as a reference, we have the following observation from the attachment:

$\angle c$ and $\angle e$ are opposite

$\angle c$ and $\angle e$ are congruent

Hence:

$\angle c$ and $\angle e$ are vertical

(d) is correct