Write a Polar Equation in R And $\theta$ $\theta$ Of an Ellipse with the Focus at the Origin, with Of an Ellipse

question 19

Multiple Choice

Write a polar equation in r and $\theta$ $\theta$ of an ellipse with the focus at the origin, with the eccentricity $0.2$ and vertex at $\left( 1 , \frac { \pi } { 2 } \right)$ .

• A) \(r = \frac { 6 } { 1 + \sin \theta }\)
• B) \(r = \frac { 6 } { 5 - \cos \theta }\)
• C) \(r = \frac { 1.2 } { 5 - \cos \theta }\)
• D) \(r = \frac { 1.2 } { 1 - \cos \theta }\)
• E) \(r = \frac { 6 } { 5 + \sin \theta }\)

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Definitions:

Elevation

The height of a point on the earth's surface above a reference level, usually measured in meters or feet above sea level.

Index Contours

Lines on a map that represent constant elevations above sea level, distinguished by being wider or more prominent than other contour lines.

Contour Intervals

The vertical distance or difference in elevation between contour lines on a map.

Shaded Relief Map

A type of map that uses shading and shadows to show the topography or elevation changes on the surface of the Earth.