In the given figure, QR is a common tangent to the two given circles touching externally at A . The tangent at A meets…
CBSE Class 10 Maths PYQ · Circles · Concentric Circles · 1 Mark · March 2024 · Standard
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791 Mark · March 2024 · Standard
In the given figure, $QR$ is a common tangent to the two given circles touching externally at $A$. The tangent at $A$ meets $QR$ at $P$. If $AP = 4.2$ cm, then the length of $QR$ is :
