
Higher Math - Calculating the Minimum Perimeter of a Triangle
Oct 12, 2012 · Give 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.
Express as a Function. | Math Help Forum
Jun 27, 2011 · A rectangle has area 64 m2. (a) Express the perimeter of the rectangle as a function of the length (L) of one of its sides. I came up with A (L) = 2x +...
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 …
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 …
Changing dimension in a rectangle - Math Help Forum
Oct 16, 2006 · so where do i start for this problem? the length l of a rectangle is decreasing at the rate of 2 cm/sec while the width w is increasing at the rate of 2 cm/sec. when l=12cm and w= …
Domain of a rational function | Math Help Forum
Aug 27, 2011 · A rectangle has area 16 m2. Express the perimeter of the rectangle as a function of the length L of one of its sides.
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 - Math Help Forum
Nov 1, 2009 · Tekleed T L Perimeter of a circle as a limit of inscribed regular sided polygon Last_Tomato Sep 9, 2024 Calculus Replies 3 Views 794 Calculus Sep 11, 2024 CaptainBlack …
Finding a rule, domain and area. | Math Help Forum
Feb 12, 2011 · The dimensions of an enclosure are shown. The perimeter of the enclosure is 160m. a) Find a rule for the area, A m^2, of the enclosure in terms of x. b) State a suitable …