
Calculating Centroids of a Triangle: Why Do Formulas Switch?
Dec 9, 2014 · The discussion focuses on calculating the centroids of a triangle, specifically addressing the confusion surrounding the formulas for the x and y coordinates. The correct …
Formulas for Triangle Perimeter & Height - Physics Forums
Dec 11, 2015 · Write the following formulas: a) The minimum perimeter of any triangle (abc) only known heights corresponding to the sides a and b. b) The maximum height and minimum …
Moment of inertia of triangle about centroidal axis - Physics Forums
Dec 8, 2013 · The moment of inertia for a triangle about its centroidal axes is defined by the equations \ (\overline {I}_ {x'} = \frac {1} {36}bh^ {3}\) and \ (\overline {I}_ {y'} = \frac {1} {36}hb^ …
Understanding Δx: The Meaning and Importance of ... - Physics …
Sep 26, 2011 · Research the significance of Greek letters in physics and mathematics Explore resources on the relationship between Δx and Δt in kinematics Students of mathematics and …
What is the formula for calculating tributary areas in ... - Physics …
Jul 5, 2018 · I'm trying to derive these formulas of tributary areas of a slab on beam. The idea is simple.. portions of the rectangle is distributed to the edge by the formulas.. but inside a pure …
How to Derive Formulas for a Frustum Based on Triangle Similarities?
Jul 25, 2009 · can anyone give derivations for formulas for finding volume,curved surface areas,total surface areas..of a frustrum...based on similarities of triangles... And anyone …
Understanding Ax = x cos(angle) and Ay = y sin(angle) in Physics
Nov 14, 2014 · The discussion centers on the application of the formulas Ax = x cos (angle) and Ay = y sin (angle) in physics to determine the x and y components of vector quantities such as …
Perimeter/Area of Shaded Region within a Circle - Physics Forums
Dec 8, 2016 · The discussion focuses on calculating the area and perimeter of a shaded region within a circle that includes an equilateral triangle. The correct formulas for the area of the …
Solve Optics Problem w/ Hi/Ho Formula & Understand …
Dec 14, 2005 · The discussion focuses on solving an optics problem using the hi/ho formula and understanding measurements related to a plane mirror. The problem involves a 5cm high …
Calculating components of a third-quadrant vector - Physics Forums
Sep 3, 2023 · Calculate the components of a third quadrant vector C in the following ways: 1. use the angle between the vector and the negative x-axis (delta) and apply right-triangle …