WebThe Production Possibilities Frontier (PPF) is a graph that shows all the different combinations of output of two goods that can be produced using available resources and technology. The PPF captures the concepts of scarcity, choice, and tradeoffs. The shape of the PPF depends on whether there are increasing, decreasing, or constant costs. WebSo if we know that a pentagon adds up to 540 degrees, we can figure out how many degrees any sided polygon adds up to. Hexagon has 6, so we take 540+180=720. A …
The Magnifying Effect of a Water Drop - Scientific American
Weban imaginary line that divides a mirror in half. convex lens. A lens that is thicker in the middle than at the edges. Reflecting surface that curves outward. Convex mirror. focal … WebJun 25, 2024 · To know if a point (xp,yp) is inside a polygon you must use this formula with all segments of the polygon. If for all of them D has the same sign then the point is inside. Notice that "the same sign for D" check is due to you run through the segments clockwise or counter-clockwise, so the sign of D changes. ingles thanksgiving dinners
“Concave” vs. “Convex”: What’s The Difference? - Dictionary
WebMar 4, 2024 · Convex mirror: It is an outward curved mirror that produces a diminished image . Convex mirrors either diverge a parallel beam of light into all directions or gather light from all directions and produce a parallel beam out of it Explanation: The inner surface of a spoon acts like a concave mirror, while its outer surface acts as a convex mirror. WebNov 24, 2024 · The concave inside of the spoon must be a positive focal length mirror because it would take normally incident rays and bend them towards the axis. Conversely, the convex outside of the spoon must be a negative focal length mirror because it bends rays away from the axis. I immediately found this perplexing, since my understanding is … WebEach line should split the plane to "inside" and "outline"; you can find this out using the usual inner-product method. Move all lines outward by some distance. Consider all pair of neighbor lines (lines, not line segment), find … ingles thanksgiving dinners 2021