Double check please!
A pole that is 10 feet tall casts a shadow 15 feet long. At the same time, another pole casts a shadow having a length of 12 feet. What is the height, in feet, of the second pole?

Question

Double check please!
A pole that is 10 feet tall casts a shadow 15 feet long.   At the same time, another pole casts a shadow having a length of 12 feet. What is the height, in feet, of the second pole?

anonymous · Answer

My answer: 9

anonymous · Answer

did you do ratio check?

anonymous · Answer

No? What is a ratio check haha

anonymous · Answer

like cross multiplyto find the missing length 
12 x 15=180
so  180/10=18

anonymous · Answer

wait i think its half ur correct

anonymous · Answer

So is it 8 or 9?

anonymous · Answer

i g with 9 10x9=90 which is half of 180

anonymous · Answer

aren't 12 and 15 the lengths of the shadows?

anonymous · Answer

assuming the ratios must be the same you'd set itu p like this

anonymous · Answer

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