Answer:
The answer is D.
Step-by-step explanation:
3x*3x = 9x^2
3x*2= 6x
5*3x=15x
5*2=10
6x+15x=21x
9x^2+21x+10
Answer:
x=28
Step-by-step explanation:
16 + 12 = 28
x=28
this is ez
Answer:
hello there i think answer is B
Step-by-step explanation:
Answer:
18
Step-by-step explanation:
volume= r × h = 2 × 9= 18