To calculate the diameter of a home object − outer diameter of a jar lid.
Answer to Problem 25HP
Explanation of Solution
Given information:
On measuring the outer diameter of a jar lid, it was found to be
Formula used:
Circumference (c) of a
Where ‘r’ is the radius
For calculations, value of
Calculation:
Since the outer diameter of the jar is
On putting the value, radius is found to be
Or,
Formula of the circumference of a circle.
Putting the value of the radius in the formula and simplifying.
On multiplying the expression.
This number has been verified by measuring the outer circumference with a measuring tape.
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