Question

You go to a second mirror. This mirror also makes you larger.

Your teacher Ms. erin stands in front of the mirror. She is 152 cm tall. The mirror makes her huge! She is now 486cm tall in the image. What is the magnification power of the mirror.

Use the GRASP method and magnification formula to calculate the power.

Answer 1

GRASP:
G - Given: Ms. Erin is 152 cm tall and the mirror makes her 486 cm tall.
R - Required: Magnification power of the mirror.
A - Approach: Use the magnification formula.
S - Solution: Magnification power = 486 cm / 152 cm = 3.2x
P - Answer: The magnification power of the mirror is 3.2x.