Question

(b) The circumference of a circle is 89.76 cm. Find Its radius. Take π as 22/7​

Answer 1

$\huge\underline\frak\purple{ᏄᏌᏋᎦᎿᎲᏫᏁ}$

Q. Tʜᴇ ᴄɪʀᴄᴜᴍғᴇʀᴇɴᴄᴇ ᴏғ ᴀ ᴄɪʀᴄʟᴇ ɪs 89.76 ᴄᴍ . Fɪɴᴅ ɪᴛs ʀᴀᴅɪᴜs . Tᴀᴋᴇ π = 22/7.

$\huge\underline\frak\purple{Aɴsᴡᴇʀ}$

Cɪʀᴄᴜᴍғᴇʀᴇɴᴄᴇ ᴏғ ᴄɪʀᴄʟᴇ = 89.76

=> 2πʀ = 89.76

=> ʀ = 89.76 / 2π

=> ʀ = 14.28 ᴄᴍ

Tʜᴇʀᴇғᴏʀᴇ , ᴛʜᴇ ʀᴀᴅɪᴜs ᴏғ ᴛʜᴇ ᴄɪʀᴄʟᴇ ɪs 14.28 ᴄᴍ.

Tʜᴀɴᴋ ʏᴏᴜ ☺✌..