1.

If the length of the transverse tangent is 8 cm, then calculate the centre distance (in cm) of the two circles with radii 7 cm and 3 cm._x005F_x000D_

A. √100
B. √120_x005F_x000D_
C. √164_x005F_x000D_
D. √180
Answer» D. √180


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