Mathematics · Geometry
Two circles, each of radius 4 cm, touch externally. Each of these two circles is touched externally by a third circle. If these three circles have a common tangent, then the radius of the third circle, in cm, is
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11✓
- 21/√2
- 3π/3
- 4√2
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