CAT 2020 Geometry & Mensuration Question (Hard)

Question

Let C1 and C2 be concentric circles such that the diameter of C1 is 2cm longer than that of C2. If a chord of C1 has length 6 cm and is a tangent to C2, then the diameter, in cm of C1 is

Accepted Answer

! Two concentric Circles https optima-learn.b-cdn.net quantPyqImages img_1751025935978_1.jpg Step 1 Let the radius of the smaller circle be . Then the radius of the larger circle is , since the diameter is 2 cm longer. Step 2 Let the chord of be 6 cm long and tangent to . Since the circles are conce

CAT 2020

Quantitative

Geometry & Mensuration

Hard

Let C1 and C2 be concentric circles such that the diameter of C1 is 2cm longer than that of C2. If a chord of C1 has length 6 cm and is a tangent to C2, then the diameter, in cm of C1 is

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