When to calculate perimeter and when to calculate area?
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➡HERE IS YOUR ANSWER⬇
When you are asked to calculate perimeter, calculate perimeter and when you are asked to calculate area, calculate area.
Here are some rules :
1. Circle (radius = r unit) :
Perimeter = 2πr unit
Area = πr^2 sq-unit
2. Rectangle (length = a unit, width = b unit) :
Perimeter = 2(a + b) units
Area = ab sq- units
3. Square (each side = a unit) :
Perimeter = 4a units
Area = a^2 sq-units
⬆HOPE THIS HELPS YOU⬅
When you are asked to calculate perimeter, calculate perimeter and when you are asked to calculate area, calculate area.
Here are some rules :
1. Circle (radius = r unit) :
Perimeter = 2πr unit
Area = πr^2 sq-unit
2. Rectangle (length = a unit, width = b unit) :
Perimeter = 2(a + b) units
Area = ab sq- units
3. Square (each side = a unit) :
Perimeter = 4a units
Area = a^2 sq-units
⬆HOPE THIS HELPS YOU⬅
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