Question

Find the means proportional between 20 and 45

Answer 1

20:x::x:45

x^2=20 × 45

x = √900

x = 30

therefore, mean proportional b/w 20 & 45 = 30

Answer 2

Answer:

THE CORRECT ANSWER IS 30

Step-by-step explanation:

20:X:X:45

X^2= 20×45

X^2=900

x= 30

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