Find the area of this circle. Use 3 for 7.
A = ar2
7 cm
[?] cm2
![Find the area of this circle Use 3 for 7 A ar2 7 cm cm2 class=](https://us-static.z-dn.net/files/d45/7aa484094fcdc5de2fe5cab90ca9ddaf.png)
Answer:
147
Step-by-step explanation:
Since it says need to use 3 to represent pi
well show the formula.
The radius is 7 so we square it, and do the formula.
A=3r²
A=3*49
A=147