If the longest chord of a circle is 26 cm, then the area is _______. - Sri Chaitanya Infinity Learn Best Online Courses for NCERT Solutions, CBSE, ICSE, JEE, NEET, Olympiad and Class 6 to 12

The longest chord of a circle is its diameter.

We can say that the diameter is 26 cm.
Now, $radius = \frac{diameter}{2}$

$= \frac{26}{2}$

$= 13 cm$

Now, the area of the circle $= {πr}^{2}$

$= \frac{22}{7} \times 13 \times 13$

$= 531.14 {cm}^{2}$

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