Angle Approximation Comparing Best Approximation for Angle ABC: Comparing 27.7°, 31.7°, 58.3°, and 62.3° The best approximation for the measure of angle ABC is 31.7°. Read more Best Approximation for Angle ABC: Comparing 27.7°, 31.7°, 58.3°, and 62.3° April 25, 2024