Answer: $689.04
Step-by-step explanation:

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



Answer:
6 weeks
Step-by-step explanation:
8 quizzes = 4 weeks
So 2 quizzes/week
It will take her 12/2 weeks (6) to finish 12 quizzes
-Chetan K
I'd honestly go with forty eight.