ANSWER THE QUESTION ABOUT TRIANGLES.
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What's the relationship between the other two sides?
their the same shape
and are similar
Yeah, but look at line AB then look at line DE what's the relationship between them? look at line AC then line DF what's the relationship between them?
?? not sure
line DE is half of AB now look at lines AC and DE what about them?
This problem is stating that the two triangles are similar-meaning that they're the same shapes but with different lengths. So lets name the big triangle "A" and the small triangle "B". Triangle A has two lengths that are 10 and 18 and triangle B has lengths that are 5, 9, and 11. To solve this problem we have to relate the sides using ratio so that we can find the pattern. We are going to take 10:5 or 10/5 and 18:9 or 18/9. When we divide the numerator from the denominator we get 2 as our quotient. So the rule is that triangle A is 2 times larger than triangle B. So for the missing side, we can say that the length will be 22 because 11x2=22.
half?
right now if line DE is half of AB and DE is half AC BC has to be twice of EF
If BC is twice of EF and EF=11 what's BC?
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