Question

diameter of two silver disc are in the ratio 2 is to 3 what will be the ratio of their areas​

Answer 1

Answer:

4:9

That's the correct answer. .

Answer 2

Answer:

Step-by-step As radius is 1/2 diameter, the ratio of the radii of the two circles will also be 2:3.

Let the radii of two circles be 2x and 3x respectively.

Area of first circle:

Area of second circle:

Ratio of the area of both circles:

Hence ,the ratio of areas of two circular discs are 4:9.

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explanation: