
Perimeter of Triangle - Math Help Forum
Sep 10, 2008 · Given a point (a,b) with 0 < b < a, determine the minimum perimeter of a triangle with one vertex at (a,b), one on the x-axis, and one on the line y=x. Thanks!
Norman window problem - Math Help Forum
Aug 31, 2008 · A Norman window has the shape of a rectangle surmounted by a semicircle. If the perimeter of the window is 38 ft, express the area A of the window as a function of the width x …
Summing areas of squares - Math Help Forum
Apr 14, 2008 · A square S1 has a perimeter of 40 inches. The vertices of a second square S2 are the midpoints of the sides of S1. The vertices of a third square S3 are the midpoints the sides …
Rectangular Package - Math Help Forum
Oct 4, 2010 · A Rectangular package sent by a delivery can have a maximum combined length and girth (perimeter of a cross section) of 120 inches. Here, there is a picture, <== I can't see …
Relationship between Area of Square and Rectangle
Nov 3, 2009 · How much longer is the perimeter of the rectangle than the perimeter of the square? 40mm (b) Same question but this time the perimeter of the square is L mm and the …
Perimeter of right triangle with inscribed circle
May 14, 2015 · Question: The radius of the inscribed circle is 5. If the length of the hypotenuse of the right triangle ABC is 19, what is the perimeter of the triangle?
Maximizing Area & Differentials | Math Help Forum
Dec 16, 2007 · A window consists of an open rectangle topped by a semicircle and is to have a perimeter of 288 inches. Find the radius of the semicircle that will maximize the area of the …
finding the perimeter of a trapezoid with only bases and height …
Nov 5, 2011 · b. The bases are trapezoids with bases of lengths 7 and 9 perpendicular to one side of length 6; height = 12. this is due in 3hrs on my online exam. ill apreciate any help. my …
[SOLVED] Maximization of pentagon area... | Math Help Forum
Oct 18, 2009 · A pentagon is formed by placing an isosceles triangle on a rectange. If the pentagon has fixed perimeter P, find the lengths of the sides of the pentagon that maximize …
Cubic Function of a Cylinder | Math Help Forum
Oct 4, 2009 · A rectangular piece of sheet metal with perimeter 50cm is rolled into a cylinder with open ends. a) Express the volume of the cylinder as a function of x. Then give the domain of …