length = 25
breadth = 15
area=length*breadth = 25*15=375 feet²
perimeter = 2 * (length + breadth) = 2*(25+15)=80 feet
find the area the perimeter of a rectangular wall that measures 25 feet long and 15...
Moving Ladder A ladder 25 feet long is leaning against the wall of a house (see figure). The base of the ladder is pulled away from the wall at a rate of 2 feet per second. (a) How fast is the top of the ladder moving down the wall when its base is 7 feet. 15 feet, and 24 feet from die wall?(b) Consider die triangle formed by the side of the house, the ladder, and the ground. Find the rate at...
A farmer has 400 feet of fencing with which to build a rectangular pen. He will use part of an existing straight wall 100 feet long as part of one side of the perimeter of the pen. What is the maximum area that can be enclosed? Hint: Find an equation for the area of the pen using one variable then use your constraints to determine your interval values)
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I need help with part C 21. Moving Ladder A ladder 25 feet long is leaning against the wall of a house (see figure). The base of the ladder is pulled away from the wall at a rate of 2 feet per second. (a) How fast is the top of the ladder moving down the wall when its base is 7 feet, 15 feet, and 24 feet from the wall? (b) Consider the triangle formed by the side of the...
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