# MHSB - 7 - Maths :: Perimeter and Area

## Course Content / Subtopic list:

1. Perimeter
2. Area Formula And Use
3. Area Of Right Angled Triangle
4. Surface Area

## Lesson Plan

[Contributor - Kripa S]

Objective: Revise area and perimeter and introduce surface area calculation

Subtopics to be covered:

- Revise area, perimeter of square and rectangle, right angled triangle

- Surface area of cube, cuboid

Learning Outcome:

- Students can solve problems based on finding perimeter, area for a rectangle, square, right angled triangle

- They can find surface area for a cube or a cuboid

## Videos

[Contributor - Kripa S]

## Images

[Contributor - Kripa S]

## Activities

[Contributor - Kripa S]

1. Use your notebook and find the area of your bench, or teacher's table.

2. Use your pen/ pencil and find the area of your notebook. How many pens will cover your notebook?

3. Make 5 small squares of same size and cut them. How many shapes can you make using these 5 small squares? Draw those shapes in a page and show your friends

4. Use your pen to check the perimeter of your bench. Alternately you can walk joining your feet to find the perimeter of your classroom

## Transliteration

 Term Transliterated Term Translated Term Perimeter पेरिमीटर परिमिती Length लेंथ लांबी Breadth ब्रेअथ रुंदी Square सक़ुऐर चौरस Rectangle रेक्टअंगल अयत Area एरिया क्षेत्रफळ Area of Right angled Triangle एरिया ऑफ राइट अँगलड ट्रॅन्गल काटकोन त्रिकोणाचे क्षेत्रफळ Right Angled traingle राइट अँगलड ट्रॅन्गल काटकोन त्रिकोण Base बेस पाया Height हैइट उंची Triangle ट्रॅन्गल त्रिकोण Surface area सरफेस पृष्ठफळ Area of triangle एरिया ऑफ ट्रॅन्गल त्रिकोणाचे क्षेत्रफळ Cuboid क्यूबॉइड इष्टिकाचिती Opposite faces ओप्पोझिट फेस समोरासमोरील आयताकार पृष्ठ Faces फेस पृष्ठे Cube क्यूब घन

## Worksheets

[Contributor - Varija Srinivas]

Worksheets [Version 2021]