The vertex of the parabola is at (2, -1). The equation of the directrix is y= -2. Find the length of the latus rectum of the parabola. Answer: 4 A triangle has vertices at A (1, 3), B (7, 0) and C (4, 6).Compute the radius of the circle inscribe in the triangle. Answer: 0.764

The vertex of the parabola is at (2, -1). The equation of the directrix is y= -2. Find the length of the latus rectum of the parabola. Answer: 4 A triangle has vertices at A (1, 3), B (7, 0) and C (4, 6).Compute the radius of the circle inscribe in the triangle. Answer: 0.764

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

ChapterP: Preliminary Concepts

SectionP.CT: Test

Problem 1CT

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The vertex of the parabola is at (2, -1). The equation of the directrix is y= -2. Find the length of the latus rectum of the parabola. Answer: 4
A triangle has vertices at A (1, 3), B (7, 0) and C (4, 6).Compute the radius of the circle inscribe in the triangle. Answer: 0.764

Two-dimensional figure measured in terms of radius. It is formed by a set of points that are at a constant or fixed distance from a fixed point in the center of the plane. The parts of the circle are circumference, radius, diameter, chord, tangent, secant, arc of a circle, and segment in a circle.

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