Question

Lia dropped a coin from a certain height above the ground. She measured and represented its displacements x1, x2, and x3 in the first, second, and third seconds of its fall. What is the ratio of x1, x2, and x3?
1:1:1
1:2:3
1:3:5
1:4:9

Answer 1

Answer:

D

Step-by-step explanation:

S is directly proportional to t^2. So the ratio is 1^2:2^2:3^2