Mensuration tecel whillare 1 hermeion Kelvit Learning Competencies By the enst of ther lesson, Itee stumberts witt be able 6os * Define perimeter - Find perimeter of a rectanigle * Find pertmeter af a regular polygons - Define area - Mleasure area - Find area of a mec tarngle - Find area of a square Good Health and Well-Being overview of the Lesson Perimeter of a Perimeter Area of a Square Area of a Rectancle

Certainly! It looks like you're preparing a lesson plan on **Mensuration** with a focus on **Perimeter** and **Area**. I'll help you organize and refine the content for clarity and effectiveness. --- ### **Lesson Plan: Mensuration** #### **Grade Level:** [Specify Grade, e.g., Grade 6] #### **Subject:** Mathematics #### **Topic:** Perimeter and Area #### **Duration:** [Specify Duration, e.g., 1 Hour] #### **Learning Competencies:** By the end of the lesson, students will be able to: 1. **Define Perimeter** 2. **Calculate the Perimeter of a Rectangle** 3. **Calculate the Perimeter of Regular Polygons** 4. **Define Area** 5. **Measure Area** 6. **Calculate the Area of a Triangle** 7. **Calculate the Area of a Square** #### **Learning Objectives:** - Understand the concepts of perimeter and area. - Apply formulas to calculate perimeter and area of various shapes. - Develop problem-solving skills related to mensuration. #### **Materials Needed:** - Rulers or measuring tapes - Graph paper - Whiteboard and markers - Worksheets with practice problems - Geometric shape models #### **Good Health and Well-Being Integration:** Incorporate activities that promote movement and collaboration, such as measuring objects in the classroom or outdoor spaces, to maintain engagement and physical well-being. --- ### **Lesson Outline** 1. **Introduction (10 minutes)** - **Hook:** Start with a real-life problem, e.g., "How would you determine the amount of fencing needed for a rectangular garden?" - **Objectives Overview:** Briefly outline what will be covered in the lesson. 2. **Perimeter (20 minutes)** - **Definition:** Explain that the perimeter is the total distance around a 2D shape. - **Rectangle Perimeter:** - **Formula:** Perimeter = 2 × (Length + Width) - **Example:** Calculate the perimeter of a rectangle with length 5 cm and width 3 cm. - **Regular Polygons Perimeter:** - **Definition:** A polygon with all sides equal. - **Formula:** Perimeter = Number of sides × Length of one side - **Example:** Find the perimeter of a regular hexagon with each side measuring 4 cm. 3. **Area (20 minutes)** - **Definition:** Explain that the area is the amount of space inside a 2D shape. - **Measuring Area:** Introduce units of area (e.g., square centimeters, square meters). - **Area of a Square:** - **Formula:** Area = Side × Side or Side² - **Example:** Calculate the area of a square with each side measuring 6 cm. - **Area of a Rectangle:** - **Formula:** Area = Length × Width - **Example:** Find the area of a rectangle with length 8 cm and width 5 cm. - **Area of a Triangle:** - **Formula:** Area = (Base × Height) / 2 - **Example:** Calculate the area of a triangle with a base of 10 cm and a height of 7 cm. 4. **Interactive Activity (15 minutes)** - **Group Work:** Divide students into groups to measure and calculate the perimeter and area of objects within the classroom or using geometric models. - **Hands-On Practice:** Use graph paper to draw shapes and calculate their perimeter and area. 5. **Review and Q&A (10 minutes)** - Summarize key points. - Address any questions or difficulties students may have encountered. 6. **Assignment (Homework)** - Provide worksheets with various problems on perimeter and area. - Encourage students to find real-life examples of perimeter and area calculations at home. --- ### **Assessment:** - **Formative:** Observe group activities and provide immediate feedback. - **Summative:** Evaluate completed worksheets and homework assignments for understanding. ### **Differentiation:** - **For Advanced Students:** Introduce complex shapes or combined shapes requiring multiple steps to calculate perimeter and area. - **For Students Needing Support:** Provide additional visual aids, one-on-one assistance, and simplified practice problems. ### **Resources:** - [Khan Academy: Perimeter and Area Lessons](https://www.khanacademy.org/math/geometry/area-perimeter) - [Interactive Mensuration Games](https://www.mathsisfun.com/geometry/area.html) --- Feel free to adjust the lesson plan according to your specific needs and the grade level of your students. Let me know if you need further assistance or specific resources!