Finding Areas in Floor Plans

In this lesson, students learn to apply their knowledge of area to determine the areas of rooms in a floor plan. The video covers strategies such as multiplying side lengths, decomposing and adding, and subtracting smaller rectangles. Examples include calculating the area of a living room, bathroom, bedroom, hallway, and kitchen. The lesson concludes with a practice question for students to apply what they've learned.

What is the primary goal of learning area calculation in this lesson?

• To compete in math competitions

• To improve mathematical skills

• To apply knowledge to real-world floor plans

• To prepare for advanced geometry

Tags

CCSS.1.G.A.1

CCSS.2.G.A.1

Which strategy involves breaking down a shape into smaller parts?

• Multiplying side lengths

• Adding volumes

• Subtracting areas

• Decomposing and adding

Tags

CCSS.5.MD.C.5C

What method is used to find the area of the kitchen?

• Multiplying side lengths

• Decomposing and adding

• Subtracting the smaller rectangle

• Using a protractor

Tags

CCSS.3.MD.C.7D

How is the area of the living room calculated?

• 7 x 6 square units

• 3 x 12 square units

• 10 x 4 square units

• 5 x 8 square units

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

What is the area of the bathroom?

• 40 square units

• 33 square units

• 15 square units

• 12 square units

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

How is the area of the bedroom calculated?

• By using a ruler

• By subtracting the smaller rectangle

• By decomposing and adding

• By multiplying side lengths

Tags

CCSS.3.MD.C.7D

What is the area of the kitchen after subtracting the hallway?

• 56 square units

• 15 square units

• 48 square units

• 33 square units

Tags

CCSS.3.MD.C.7D

What strategy is used for the hallway area calculation?

• Decomposing and adding

• Subtracting the smaller rectangle

• Using a calculator

• Multiplying side lengths

Tags

CCSS.3.MD.C.7D

What is the final practice problem about?

• Creating a new floor plan

• Designing a kitchen layout

• Calculating area of a city map

• Labeling and finding areas in a bedroom floor plan

Tags

CCSS.3.MD.C.5A

What should students do with the practice problem?

• Solve it and check the description for answers

• Ignore it as it's optional

• Discuss in groups

• Present it in class

Tags

CCSS.4.MD.A.2