Answer:
30 cars
Step-by-step explanation: 3 cars per 30 sec , their is 60 sec in a min
30x2=60
5x6=30
You multiply by 6 because you need to figure out how many cars pass in 1 min which is 6
Hopefully this makes sense.
12
Step-by-step explanation:
area of one triangle=(1/2)×6×4=12 m²
area of four triangles=4×12=48 m²
area of square=6×6=36 m²
total area=48+36=84 m²
