ISEE Mathematics Achievement Question 84: Answer and Explanation
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Question: 84
14. What percentage of a circle graph would be represented by a portion having a right angle
- A. 90%
- B. 45%
- C. 25%
- D. 20%
Correct Answer: C
Explanation:
The correct answer is (C). A circle graph contains 360°, while a right angle contains 90°. A right angle, therefore, contains 
, or 25%, of the circle.