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The length of the common internal tangent is given by √(d² - (r₁ - r₂)²), where d is the distance between the centers, r₁ and r₂ are the radii of the circles. Substituting the values, √(15² - (8 - 3)²) = √(225 - 25) = √200 = 14.14 ≈ 14 cm. Correct answer: c) 14 cm
Select the figure from among the given options that can replace the question mark (?) in the following series.
Select the figure from the alternatives which will complete the pattern in given question figure.
Which of the given figures when placed in the 5th position would continue the series that is established by the first four figures?
