Answer:

Step-by-step explanation:

Answer:
12.5 kilometers per hour
Step-by-step explanation:

4 + 10 = 2 x 2 + 2 x 5 = 2 x (2 + 5)
Answer:
volume = 338 x 20 = 6760 cm^3
Step-by-step explanation:
large rectangular top area = 14 x 22 = 308 cm^2
small rectangular top area = 6x5 = 30 cm^2
total top area = 308 + 30 = 338 cm^2
volume = 338 x 20 = 6760 cm^3
180 degrees in a triangle. so 180-90-31=59