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From Karnataka Open Educational Resources
→Concept #1. What is Mensuration ?
# The students learn that mensuration is the branch of Mathematics dealing with measurement of angles, length, area, and volume.
# The students learn that mensuration is the branch of Mathematics dealing with measurement of angles, length, area, and volume.
# Students will learn and understand that it is important to know how to measure things.
# Students will learn and understand that it is important to know how to measure things.
# The length of the total boundary of a figure is called its perimeter. The Metric unit of perimeter is same as the unit of length - Metre.
# The length of the total boundary of a figure is called its perimeter. The Metric unit of perimeter is same as the unit of length - Metre.
# The perimeter of 2D geometrical figures like quadrilaterals can be obtained by calculating the sum of all the sides of the figure.
# The perimeter of 2D geometrical figures like quadrilaterals can be obtained by calculating the sum of all the sides of the figure.
# The amount of surface covered by an object is called it area. The Metric unit of area is square metre.
# The amount of surface covered by an object is called it area. The Metric unit of area is square metre.
# The capacity of an object to hold is called its volume.
# The capacity of an object to hold is called its volume.
# They should develop the ability to calculate the area, perimeter, volume or side of many different figures.
# They should develop the ability to calculate the area, perimeter, volume or side of many different figures.
# Why measure ?
# Why measure ?
# How do we measure ?
# How do we measure ?
# What are the measuring modes and units seen at the market, Hospital, Chemist laboratories, Gold shop, Tailors, Bakeries, Petrol bunks, water tankers, milk vendors, contractors, kitchen, airport, and so on.?
*Evaluation:
*Evaluation:
# What are the measuring modes and units seen at the market, Hospital, Chemist laboratories, Gold shop, Tailors, Bakeries, Petrol bunks, water tankers, milk vendors, contractors, kitchen, airport, and so on.?
# Why do you think certain measuring standards are needed ?
*Question Corner:
*Question Corner:
# What were the early crude measuring modes used. Find out from your elders.
# What were the early traditional measuring modes used. Find out from your elders.
# Who formulates the standards
# Who formulates the standards
