Two circles touch each other externally. The distance between their centers is 13 cm. If the radius of one circle is 6 cm, then the radius of the other circle is?
Answer & explanation
Correct answer: option 1
OO1 = OA + AO1
13 = OA + 6
OA = 7 cm
Two circles touch each other externally. The distance between their centers is 13 cm. If the radius of one circle is 6 cm, then the radius of the other circle is?
Correct answer: option 1
OO1 = OA + AO1
13 = OA + 6
OA = 7 cm