Answer:
4x^2+3x-6
Step-by-step explanation:
Answer:
800
Step-by-step explanation:
d=2r=2·400=800
Answer: you can find the area of a circle by multiplying the radius by pi and then squaring it by 2
Step-by-step explanation:
Answer:
huh
Step-by-step explanation:
Answer:
480000
Step-by-step explanation: