alleryTangents from X have lengths 2x + 1 and 13 cm. Find x.
A12
B6
C5
D7
Answer & Solution
Correct answer: B. 6
The tangent lengths are equal, so 2x + 1 = 13 and x = 6.
Keep practising Geometry: Similarity, Circles & Loci
Browse all Geometry: Similarity, Circles & Loci questions for ICSE Class 10, or explore more Mathematics topics.
Related questions
Match each circle tangent theorem with its geometric property:Match each circle intersection feature with its name:Match each cyclic quadrilateral property with its rule:Match each tangent calculation with its result:In a nondegenerate triangle, its incircle's centre must lieWhich condition verifies a constructed circle is a triangle's incircle?Set the compass point at a triangle's circumcentre. Which opening draws its circumcircle?Where is a right triangle's circumcentre?