In an emergency, a driver brings a car to stop in 8.0 s. the car was going 21 m/s when the braking began. what was the stopping distance

]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