40 because you would divide the miles by hours to find the rate of change.
120/3= 40
Answer:
Angle D is complementary to angle A
Step-by-step explanation:
Complementary angles sum to 90 degrees.
Since angle is B is 90 degrees, the sum of angles A and D are also 90 degrees to make a straight line with an angle measure of 180 degrees.
21.4666 hope this helps! ❤️
