A policeman is 3/10 of a mile from a road. His radar indicates that the car is moving away at a speed of 64 miles per hour when the car is 4/10 of a mile down the road. How fast is the car traveling? ASAP + Brainiest to best response

What is the measure of the smallest angle in the diagram? 15 29 32 45

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a. m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Ineed here’s a picture of the question