Question

the ratio of the radii of two circle is 2: 3. find the ratio of their areas .if the area of the bigger circle is 3123 square cm,
find the area of the smaller circle

Answer 1

Answer:

4:9

1388 cm^2

Step-by-step explanation:

area directly proportinal to radus^2

radius 2:3

area 2^2:3^2

4:9

small circle area = (3123/9)*4

= 347*4

= 1388 cm^2

=