The area of a circle is 301.84 $c m^{2}$ Then its radius is

9.2

No worries! We‘ve got your back. Try BYJU‘S free classes today!

9.3

No worries! We‘ve got your back. Try BYJU‘S free classes today!

9.8

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

9.6 cm

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is D $9.8$ cm
Area of the circle = $π r^{2}$
According to the question,
$π r^{2} = 301.84$
$\Rightarrow \frac{22}{7} r^{2} = 301.84$
$r^{2} = \frac{7 \times 301.84}{22} = 96.04$
$∴ r = \sqrt{96.04} = 9.8 c m$

Suggest Corrections

Similar questions

A sphere has a surface area of 301.84 cm². Its diameter is

The area of a circle is 394.24 $c m^{2}$ . Then the radius of the circle in cm is _______.

9.2

301.84 c m^{2}

Join BYJU'S Learning Program