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21 st Century Lessons Review Area Lesson Mrs.Thompson 1

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Warm Up OBJECTIVE: SWBAT select the correct dimensions and calculate the area of diagrams and real-world problems. Agenda 2 2) Find the area of the trapezoid 1) Why is the shape to the right a trapezoid? 5 yds 8 yds 2 yds 6 yds Formula It is a quadrilateral with 1 pair of parallel sides.

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Warm Up OBJECTIVE: SWBAT select the correct dimensions and calculate the area of diagrams and real-world problems. Agenda 3 2) Find the area of the trapezoid 1) Why is the shape to the right a trapezoid? 5 yds 8 yds 2 yds 6 yds Formula It is a quadrilateral with 1 pair of parallel sides.

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Mini-Lesson: Identify the base and height Agenda 4 What is true about the bases and heights of all the shapes we have studied so far? base height base height base height base height

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Mini-Lesson: Identify the base and height Agenda 5 Parallelogram The height is always perpendicular to the base. base height

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Mini-Lesson: Identify the base and height Agenda 6 The height is always perpendicular to the base. Right Triangle base height

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Mini-Lesson: Identify the base and height Agenda 7 The height is always perpendicular to the base. Non-Right Triangles base height base height

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Mini-Lesson: Identify the base and height Agenda 8 The height is always perpendicular to the base. Trapezoids base 1 height base 2 base 1 height base 2

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Interleaving Practice Agenda 9 Then, identify the bases and heights in these next shapes! Name the formula you would use to calculate the area of each shape.

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Practice – Interleaving: My Turn Agenda 10 1) 7 cm 3cm 7 cm 3 cm 2 cm b = 7 cm h = 2 cm Record the base and height needed to find the area.Name the Formula you would use to find the Area

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Practice – Interleaving: Your Turn Agenda 11 2) 6 ft 4 ft 6 ft 4 ft 3 ft b = 6 ft h = 3 ft Record the base and height needed to find the area.Name the Formula you would use to find the Area

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Practice – Interleaving: My Turn Agenda 12 3) 15 m 10 m 15 m 10 m 7 m b = 15 m h = 7 m Record the base and height needed to find the area.Name the Formula you would use to find the Area

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Practice – Interleaving: Your Turn Agenda 13 4) 9 cm 4 cm 9 cm 4 cm 3 cm b = 9 cm h = 3 cm Record the base and height needed to find the area.Name the Formula you would use to find the Area

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Practice – Interleaving Agenda 14 b = 3 in 5 in 3 in 4 in h = 4 in 5) Record the base and height needed to find the area.Name the Formula you would use to find the Area

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Practice – Interleaving Agenda 15 12 in 13 in 5 in b = 12 in h = 5 in 6) Record the base and height needed to find the area.Name the Formula you would use to find the Area

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b = 7 mm Practice – Interleaving: My Turn Agenda 16 4 mm 7 mm 6 mm 3 mm h = 3 mm 7) Record the base and height needed to find the area.Name the Formula you would use to find the Area

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Practice – Interleaving: Your Turn Agenda 17 b = 17 yd 13 yd 17 yd 5 yd 4 yd h = 4 yd 8) Record the base and height needed to find the area.Name the Formula you would use to find the Area

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Practice – Interleaving: My Turn Agenda 18 base 1 = 6 ft 7 ft 6 ft 7 ft 6 ft h = 6 ft 8 ft base 2 = 8 ft 9) Record the base and height needed to find the area.Name the Formula you would use to find the Area

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Practice – Interleaving: Your Turn Agenda 19 base 1 = 100 ft 62 ft 100 ft 62 ft 48 ft h = 48 ft 74 ft base 2 = 74 ft 10) Record the base and height needed to find the area.Name the Formula you would use to find the Area

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Interleaving Practice Agenda 20 Now that you have all of the information you need, Calculate the Areas!

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Practice – Interleaving: My Turn Agenda 21 1) 7 cm 3cm b = 7 cm h = 2 cm Calculate the Area

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Practice – Interleaving: Your Turn Agenda 22 2) 6 ft 4 ft b = 6 ft h = 3 ft Calculate the Area

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Practice – Interleaving: My Turn Agenda 23 3) 15 m 10 m b = 15 m h = 7 m Calculate the Area

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Practice – Interleaving: Your Turn Agenda 24 4) 9 cm 4 cm b = 9 cm h = 3 cm Calculate the Area

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Practice – Interleaving: My Turn Agenda 25 b = 3 in 5 in h = 4 in 5) Calculate the Area

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Practice – Interleaving Agenda 26 13 in b = 12 in h = 5 in 6) Calculate the Area

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b = 7 mm Practice – Interleaving: My Turn Agenda 27 4 mm 6 mm h = 3 mm 7) Calculate the Area

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Practice – Interleaving: Your Turn Agenda 28 b = 17 yd 13 yd 5 yd h = 4 yd 8) Calculate the Area

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Practice – Interleaving: My Turn Agenda 29 base 1 = 6 ft 7 ft h = 6 ft base 2 = 8 ft 9) Calculate the Area

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Practice – Interleaving: Your Turn Agenda 30 base 1 = 100 ft 62 ft h = 48 ft base 2 = 74 ft 10) Calculate the Area

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Independent Practice Agenda 31 Now, on your own calculate areas of Triangles, Parallelograms, and Trapezoids! (6 min)

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Practice – Independent Agenda 32 5 in 13 in 12 in Calculate the Area

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Practice – Independent Agenda 33 4.5 ft 5 ft 4.5 ft 3 ft Calculate the Area

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Practice – Independent Agenda 34 32 m 19 m 15 ft 37 m Find the area.

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Practice – Independent Agenda 35 20 in 18 in 23 in 17 in b = 16 in h = 17 in Find the area.

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Practice – Interleaving: Your Turn Agenda 36 18 ft 24 ft 20 ft 18 ft b = 17 ft h = 18 ft right angle Find the area.

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