Question

find the mean proportion of 13 and 325​

Answer 1

Answer:

mean proportional b = 65

Step-by-step explanation:

a = 13 ; b = ? ; c = 325

= a : b : : b : c

= a × c = b × b

= 13 × 325 = b^2

= 4225 = b^2

( square root on both sides)

= 65 = b

I hope it might help