1. 1.Write the formula. A = π r² 2. Find the radius and substitute it into the formula. 3.Substitute 3 in place of π 4.Solve the equation using your order of operations. A = π r² 4m

2. 1.Write the formula. A = π r² 2. Find the radius and substitute it into the formula. 3.Substitute 3 in place of π 4.Solve the equation using your order of operations. A = π r ² A = π( 4m)² 4m

3. 1.Write the formula. A = π r² 2. Find the radius and substitute it into the formula. 3.Substitute 3 in place of π 4.Solve the equation using your order of operations. A = π r² A = π( 4m)² A = 3 (4m)² 4m

4. 1.Write the formula. A = π r² 2. Find the radius and substitute it into the formula. 3.Substitute 3 in place of π 4.Solve the equation using your order of operations. A = r π ² A = π (4m)² A = 3 (4m)² A = 3 (16m²) A = 48 m² 4m

5. 1.Write the formula. A = π r² 2. Find the radius and substitute it into the formula. 3.Substitute 3 in place of π 4.Solve the equation using your order of operations. A = πr ² 10ft

6. 1.Write the formula. A = πr² 2. Find the radius and substitute it into the formula. 3.Substitute 3 in place of π 4.Solve the equation using your order of operations. A = πr² A = π(5ft)² 10ft

7. 1.Write the formula. A = πr² 2. Find the radius and substitute it into the formula. 3.Substitute 3 in place of π 4.Solve the equation using your order of operations. A = πr² A = π(5ft)² A = 3 (5ft)² 10ft

8. 1.Write the formula. A = πr² 2. Find the radius and substitute it into the formula. 3.Substitute 3 in place of π 4.Solve the equation using your order of operations. A = πr² A = π(5ft)² A = 3 (5ft)² A = 3 (25ft²) A = 75ft² 10ft

9. 1.Write the formula. A = π r² 2. Find the radius and substitute it into the formula. 3.Substitute 3 in place of π 4.Solve the equation using your order of operations. A = πr ² 3m

10. 1.Write the formula. A = π r² 2. Find the radius and substitute it into the formula. 3.Substitute 3 in place of π 4.Solve the equation using your order of operations. A = π r² A = π ( 3m)² 3m

11. 1.Write the formula. A = π r² 2. Find the radius and substitute it into the formula. 3.Substitute 3 in place of π 4.Solve the equation using your order of operations. A = π r² A = π ( 3m)² A = 3 (3m)² 3m

12. 1.Write the formula. A = πr ² 2. Find the radius and substitute it into the formula. 3.Substitute 3 in place of π 4.Solve the equation using your order of operations. A = π r² A = π ( 3m)² A = 3 (3m)² A = 3 (9m²) A = 27m² 3m