To calculate the area of the circle, make sure to use the equation. A = Pi r^2, since the diameter is given divide by 2 to get the radius and plug into the equation.
Then locate the decimal place that is hundredths and round
Check the picture below. The perimeter? well, you can just count that off the grid, the area? same, but is just a 7x3 rectangle.
Answer:
Idk sorry I really wish I could help
Step-by-step explanation:
12 - 3 = 9
3 + 9 = 12
12 - 9 = 3