Two circles touch internally. The sum of their areas is 136\pircm^2 and distance between their centres is 4 cm. What are the radii of the circles ?

Correct Answer is : 10 cm, 6 cm

UPSC CDS 1 2020 Math Paper

Question : 71 of 100

Marks: +1, -0

Two circles touch internally. The sum of their areas is 136πrcm2 and distance between their centres is 4 cm. What are the radii of the circles ?

Go to Question:

Prev Question

Next Question