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प्रश्न
In reference to a circle the value of π is equal to ______.
विकल्प
`"area"/"circumference"`
`"area"/"diameter"`
`"circumference"/"diameter"`
`"circumference"/"radius"`
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उत्तर
In reference to a circle the value of π is equal to `underlinebb("Circumference"/"Diameter")`.
Explanation:
We know that,
Circumference of a circle = 2πr
Circumference = π × Diameter ...[∵ Diameter = 2r]
⇒ π = `"Circumference"/"Diameter"`
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