The formula for area of triangle is -
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So, the area of first triangle =
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Area of second triangle =
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Area of second triangle - Area of first triangle
Lin set up a lemonade stand. She sells the lemonade for $0.50 per cup. Complete the table to show how much money she would colle
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Let's call the number you thought of n. Then what the two steps you took can be written as an equation:
Subtract n to get all of your variables to one side:
At this point, I recommend turning your mixed number into an improper fraction. It will make things easier later on:
Now divide both sides by 11 to get the value of n:
Subtract n to get all of your variables to one side:
At this point, I recommend turning your mixed number into an improper fraction. It will make things easier later on:
Now divide both sides by 11 to get the value of n: