The base of a three-dimensional figure is bound by the line y = 4 - x on the interval [-2, 2]. Vertical cross-sections that are perpendicular to the x-axis are right triangles with height equal to 4. Algebraically, find the area of each triangle. 3-2-1 1 2 3 4 5 6 7 ○ A(x) = (4 − x) ○ A(x) = (4 − x)² O A(x) = 2 (4 − x) O A(x) = 2 (4 + x)

The base of a three-dimensional figure is bound by the line y = 4 - x on the interval [-2, 2]. Vertical cross-sections that are perpendicular to the x-axis are right triangles with height equal to 4. Algebraically, find the area of each triangle. 3-2-1 1 2 3 4 5 6 7 ○ A(x) = (4 − x) ○ A(x) = (4 − x)² O A(x) = 2 (4 − x) O A(x) = 2 (4 + x)

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter2: Equations And Inequalities

Section2.3: Quadratic Equations

Problem 50E

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