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Quadrilateral Angles - Sample Math Practice Problems

The math problems below can be generated by MathScore.com, a math practice program for schools and individual families. References to complexity and mode refer to the overall difficulty of the problems as they appear in the main program. In the main program, all problems are automatically graded and the difficulty adapts dynamically based on performance. Answers to these sample questions appear at the bottom of the page. This page does not grade your responses.

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Complexity=4

1.   ? =
2.   ? =

Answers


Complexity=4

#ProblemCorrect AnswerYour Answer
1 ? =
Solution
The sum of the known angles is 240. The sum of all angles in a polygon with 4 sides is 360, so the missing angle must be 360 - 240 = 120.
#ProblemCorrect AnswerYour Answer
2 ? =
Solution
The sum of the known angles is 285. The sum of all angles in a polygon with 4 sides is 360, so the missing angle must be 360 - 285 = 75.
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