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Chapter 3: Q. 3.72 (page 358)
A triangular tent door has area 15 square feet. The height is five feet. What is the base?
The base of the triangle is 6 feet.
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One angle of a right triangle measures degrees. What is the measure of the other small angle?
Find 鈸� the amount of discount and 鈸� the discount rate.
Nick bought a multi-room air conditioner at a sale price of \(. The original price of the air conditioner was \).
One number is five more than another. If their sum is increased by nine, the result is 60. Find the numbers.
Hang borrowed \(from her parents to pay her tuition. In years, she paid them \)interest in addition to the $ she borrowed. What was the rate of interest?
Connor has a collection of dimes and quarters with a total value of $. The number of dimes is 14 more than the number of quarters. How many of each coin does he have?
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