SAT Math Practice Exam

Category - Mathematics - Medium

The degree measures of the angles of a rectangle are a, b, c, and d. Which of the following must be true about the rectangle?
  1. a + b + c = d
  2. a + b + c + d = 90
  3. a + b + c + d = 180
  4. a + b + c + d = 270
  5. a + b + c + d = 360
Explanation
Answer: E - a + b + c + d = 360
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