Answer:
B: 20 minutes
Step-by-step explanation:
Because it comes every 30 minutes and he is 10 minutes late we do
30-10=20
Therefore he has to wait 20 minutes for the next train.
Because you went from 41.5 to 47.6 when the granite was placed in the graduated cylinder, using displacement:
47.6 - 41.5 = 6.1
I don't know about the cubic centimeters part, I don't know for sure if mL and cubic cm are the same, sorry. :(
Answer:
B
Step-by-step explanation:
b/c the figure is right angle

Area of shaded region = 34 cm²

Area of shaded region = Area of bigger rectangle - Area of smaller rectangle.
Area (big) :


Area (small) :


Area of shaded region :



Area of shaded region = 34 cm²