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.

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Presentation transcript:

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

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

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

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

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

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

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

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

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

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

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

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