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Mathematics 9 Online
bill533:

What is the missing length?

bill533:

https://i.imgur.com/GLNkKvK.jpg

bill533:

@lowkey

lowkey:

The area is 71.12, and the formula of the triangle is 1/2bh. We already know the value of the height, so we can make a formula. 71.12=1/2(12.7)b b=11.2

lowkey:

Get it?

bill533:

oh yes i do

bill533:

11.2 kilometers

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