A polygon has vertices at P(-2, 4), Q(1, 7), R(4, 4), and S(1, 1). What is its perimeter?
Options
A
12
B
12√2
C
16
D
20
Answer & Analysis
Answer
B
Analysis
Question Analysis:
This question involves calculating perimeter using the distance formula.
The main focus is on applying the formula correctly to all sides.
Key Concept Explanation:
- Perimeter: Sum of all side lengths.
- Distance formula: .
Step-by-Step Solution:
1. Calculate each side:
- .
-
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