Answer:
4a^2+4ab+b^2
Step-by-step explanation:
To find the square we multiply the expression with itself
(2a+b)×(2a+b) = 4a^2+4ab+b^2
Let me try it now and l will give u the response
Answer:
3262.9 cm^3
Step-by-step explanation:
Formula =

Pi = 3.145
So,

Here you go
Answer:
Hi
Step-by-step explanation:
It's 20 because you round
Female- 18-15-14-47
Male-8-9-19-33
Total -26-21-33-80