Khalil took a train from san francisco to san jose, which is a distance of 54 miles. the train took 45 minutes for the trip. what was the average speed of the train expressed in miles per hour?

]supplementary angles are two angles that add up to . • complementary angles are two angles that add up to degrees. • adjacent angles share a and a • congruent angles have the measure. • an triangle has one angle that is greater than 90 degrees. • a triangle with angles 45°, 45°, and 90° would be a triangle