Question

The radii of two circles are 3cm & 4cm respectively. Find the area of the circle which has circumference equal to the sum of the circumference of the two circles. ​

Answer 1

Answer:

Let r

1

=4cm&r

2

=3cm

Now, area of new circle =πr

1

2

+πr

2

2

πr

2

=

7

22

((4)

2

+(3)

2

)

7

22

×r

2

=

7

22

×25

r

2

=25

r=5cm

∴ Diameter of new circle =2r=10cm

hope it wl help u..plz...mrk as brainliest...