Let the length of side AB be $x$, then
Therefore, the perimeter of ABCDE is 2(12) + 2(4) + 6 = 24 + 8 + 6 = 38 in.
9. A waffle iron can make a waffle in 4 minutes. How many waffles can be made in an hour?
2 answers:
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Answer:
Diana approximately had 128 cards
Step-by-step explanation:
Let n be the number of cards Diana had. She knows that
- there are 17 kings among n cards
- 4 kings among 30 cards
Write a proportion:
Cross multiply:
(1,1) is your answer.
Work is shown below.
Any questions? Feel free to ask.
