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Chapter 3: Q. 254 (page 375)
A driveway is in the shape of a rectangle 20 feet wide by 35 feet long. What is its perimeter?
The perimeter of the rectangle isft.
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Harrison has $ in his coin collection, all in pennies and dimes. The number of dimes is three times the number of pennies. How many coins of each type does he have?
Deloise has $ in pennies and nickels in a jar on her desk. The number of pennies is three times the number of nickels. How many coins of each type does she have?
One angle of a right triangle measures degrees. What is the measure of the other small angle?
Chi has in dimes and quarters. The number of dimes is three more than three times the number of quarters. How many of each are there?
A triangular flag has base one foot and height foot. What is its area?
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