A store manager buys binoculars for $45 each. He marks up the cost by 40% to get the store price. Then the store has a sale and
1 answer:
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Answer:
B. 18 cm.
Step-by-step explanation:
Because they are similar, we can say that segment AC corresponds to segment DF, and segment AB corresponds to segment ED. So, we can set up a proportion.
2 * x = 12 * 3
2x = 36
x = 18
So, the length of ED is B. 18 cm.
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