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Directions: Solve what is unknown in the given problems.
1. Mario walks 300 m to North but then back-tracks to South for 120 m to see his friend. What is Mario's total displacement?
Given: df =______
di =______
Unknown: D =______
Formula:______
Substitution: _____
Answer:_______
2. A car travels 60 km within 2 hours. Find the speed of the car.
Given: d =_______
t =_______
Unknown: v=_____
Formula:______
Substitution:_______
Answer:_________​


Sagot :

Answer:

1. Given: Xf = 250m N; Xi = 105m S

Formula: D = Xf - Xi

∆X = 145m N

2. In the Photo

Explanation:

1. D = Xf - Xi

D = 250 - 105

D= 145m

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