Question

3:x = x:12, find value of x, it is from ratio, proportion chapter, class 7. please help. first ans will be mark as brainleist in all my questions. ​

Answer 1

Step-by-step explanation:

3:x=x:12

x^2=36 ( BY CROSS MULTIPLICATION)

x= √36

x=6

Answer 2

Step-by-step explanation:

3:x = x:12

3/x = x/12

By cross multiplication we get -

x^2 = 36

x = √36

x = √2×2×3×3

x = 2×3 =6