What is the appoximate area of a circle whose diameter measures $14$ units? $(take π = \frac{22}{7})$

150 u n i t^{2}

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152 u n i t^{2}

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154 u n i t^{2}

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156 u n i t^{2}

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Solution

The correct option is C $154 u n i t^{2}$
$a r e a = π \times r^{2}$
$r = \frac{d}{2}$
$r = 7$ units
$a r e a = \frac{22}{7} \times 7 \times 7 a r e a = 154 u n i t^{2}$

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