Answer:
See attachment
Step-by-step explanation:
See attachment
<u>ANSWER </u>
The correct answer is option B
<u>EXPLANATION</u>
When we analyse carefully we can see that PQR is mapped on to P'Q'R' by the rule




That is to say the <em>x-coordinates</em> are <em>negated</em>. Hence y-axis is the mirror line.
Since reflection is a rigid motion, the two triangles are congruent. That means the two triangles PQR and P'Q'R' are equal in all respect.
See graph in attachment.
Answer:
base = 3 units
height = 5 units
area = 1/2 x 3 x 5 = 7.5 square units