What is the length of the hypotenuse if the perpendicular side measures 12 units and the base measures 16 units?
+
What is the sum of the mixed numbers 3 1/2 and 2 3/4 when factored by and multiplied with the real number 2.5?
+
Math question: In triangle ABC, angle A measures 40 degrees and its bisector divides side BC into segments of 6 cm and 8 cm. Find the length of side AC.