I think it’s D hope that helps
72 because I helped you show do you Andreas show me too
1 :D
2:a
3:c
I hope it hellp
Answer:

Step-by-step explanation:
We are given that

Side of base=4 cm
l=w=4 cm
Height,h=12 cm
We have to find the rate at which the water level rising when the water level is 4 cm.
Volume of pyramid=


Substitute the value

Differentiate w.r.t t

Substitute the values

