Concept explainers
In each of the following exercises, the top, front, and right side views of a compound-angular surface are shown. Compute the required angles using these formulas:
Given:
a. Compute
b. Compute
Use this figure for Exercises 18, 19, and 20.

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Chapter 75 Solutions
EBK MATHEMATICS FOR MACHINE TECHNOLOGY
- 18) Find all the complex cube roots of -2i. Leave your answers in polar form with the argument in degrees.arrow_forward9) Write an equation for the hyperbola. 2+ -6-5-4-3-2 -2- -4- -5+ + 23 45 6xarrow_forward8) Find an equation for the hyperbola with vertices at vertices at (±7, 0) and foci at (±9, 0).arrow_forward
- 3) Find an equation for the parabola with a vertex at (1, 2) and focus at (1, 4). A) (x - 1)² = 8(y-2) C) (x - 1)² = -8(y - 2) B) (y - 2)² = -12(x − 1) - D) (y - 2)² = 12(x-1)arrow_forward2) Graph the equation. y² = 12x 5 10 -10 -5 5 + 10 xarrow_forward15) Solve the triangles if possible. B = 11°, b = 15.5, a = 40.62arrow_forward
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