Answer:
trapezoid is the right answer
15x1000+4x100+9x1
I belive that is edpanded notation.
Answer: 40 mi/h
Step-by-step explanation:
it goes up 80 and over 2, so the rate of change is 80/2 = 40 mi/h
Answer:
3/2 mph
Step-by-step explanation:
= 
cross-multiply: 8r = 12
r = 12/8 or 1.5 mph
I set it up as an equation. 1/4x = 1/7x + 3. After you solve it out, it’s 28.