elisabethknaper elisabethknaper 23-04-2021 Mathematics contestada Use the Pythagorean Theorem, a squared + b squared = c squared to find the length of a triangle when a = 9 feet and b = 40 feet. Round your answer to the nearest whole number. A. c = 7 feet B. c = 40 feet C. c = 41 feet D. c = 49 feet