
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!
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, which is a 3D …
Perimeter of a rectangle. - Math Help Forum
May 29, 2010 · How would I find the answer to... A rectangular flat-screen computer monitor has a diagonal that measures 20 inches. The ratio of the length of the screen to the width of the …
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 …
perimeter - Math Help Forum
Nov 1, 2009 · Two unequal circles (radius x and y, x > y) are touching each other. A rubber band is passed around both of them. What would be the length of the rubber band?
Divide a square into 7 equal parts - Math Help Forum
Dec 7, 2007 · Can you help me devide a square into seven equal parts? Each having the same amount of perimeter and the same area? It seems like everything I do I just end up with 8 …
Perimeter - Math Help Forum
Oct 5, 2008 · How would I solve this? "The perimeter of a rectangle is 40 cm. If the length were doubled and the width halved, the perimeter would be increased by 16cm. Find the …
Perimeter of a circle as a limit of inscribed regular sided polygon
Sep 9, 2024 · Show that the perimeter Pn of an n-sided regular polygon inscribed in a circle of radius r is P n = 2 n r sin (π n) Find the limit of Pn as n approaches ∞ My attempt: The sum of …
Relationship between Area of Square and Rectangle - Math Help …
Nov 3, 2009 · The perimeter of the square has length 160 mm. How much longer is the perimeter of the rectangle than the perimeter of the square? (b) Same question but this time the …