engineering recuitment ICAR Technician 2021 Mock Test (Re-Exam) Quantitative Aptitude Geometry Circles, Chords and Tangents
Two circles of radii 7 cm and 5 cm intersect each other at P and Q, and the distance between their centres is 10 cm. The length (in cm) of the common chord PQ is:
1
\(\frac{{4\sqrt {66} }}{5}\)
2
\(\frac{{3\sqrt {74} }}{5}\)
3
\(\frac{{3\sqrt {66} }}{5}\)
4
\(\frac{{2\sqrt {74} }}{5}\)