the diameter of two silver disc are in the ratio of 2 ratio 3 what will be the ratio of their areas.
solve with figure
please answer it
Answers
Answered by
0
Answer:
4/9
Step-by-step explanation:
area of Circle = πr^2
R1 = 2x
R2 = 3x
ratio= πr1^2/πr2^2
=r1^2/r2^2
=(2x)^2/(3x)^2
=4x^2/9x^2
=4/9
Similar questions