Answer:
the common ration is -0.4. Three terms: 2.56,-1.024, and 0.4096
Step-by-step explanation:
You just keep on multypling the terms by -0.5 ,and you get.
The second one is correct
For perimeter you just add the sides up, so 15+12+9 which = 36
Answer: 15
Step-by-step explanation:
4/20 is your ratio. Simplify it and it'd be 1/5. This means in 1 mile has been walked in 5 minutes. 3 x 5 is 15, so it took Susan 15 minutes.
