Add all the numbers up
thats how u get perimeter
so, 28+21+11+46+19
add them and u gettt....
125 and add the unit which is feet and all together it is
125 ft.
It would be 3.14(7)^2
Then 3.14*49
Multiply those two to get your area
Answer:
Step-by-step explanation:

Answer:
0
Step-by-step explanation:
x and x are same terms.
The answer is D
U would subtract a^2 then square both sides to isolate the variable