Question

In the given fig. if PQ and PR are tangents drawn from an external point P such that PQ=5cm then PR=
a) 4 cm
b) 5 cm
c) 6 cm
d) 7 cm​

Answer 1

✪ᴀɴsᴡᴇʀ✪

• $PR = 5\:cm$

★ᴇxᴘʟᴀɪɴᴀᴛɪᴏɴ★

ᴛʜᴇᴏʀᴇᴍ

Tangents drawn from a common point to a circle has equal length.

According to this theorem, tangents PQ and PR, which are drawn from a common point P to a circle are equal in length. Hence

$\to PR = PQ$

$\to PR = 5\:cm$