3 years ago

1:2=n:9. Can someone show me the answer

Mathematics

2 answers:

Dahasolnce [82]3 years ago

6 0

Answer:

n = 4.5

Step-by-step explanation:

1 n

------= ------------

2 9

using cross products

1 * 9 = 2 * n

divide each side by 2

9/2 = 2n/2

9/2 = n

n = 4.5

pantera1 [17]3 years ago

5 0

A: n=4.5

1/2 n/9

2×x=9
2×4.5=9

1×4.5=4.5

So n=4.5

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