D. the object's particles move faster. the hotter it becomes the faster they move, the colder the slower. Hope this Helps
Answer:
13
Step-by-step explanation:
Answer: A.90 cm^2
Step-by-step explanation: A= a+b/2 h
A= 17.5+12.5/2 *6
A = 30/2*6
A= 15*6
A=90
The answer is a
