Learn to convert rectangular coordinates to polar form

Learn to convert rectangular coordinates to polar form

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial explains how to convert Cartesian coordinates to polar form. It begins by introducing the problem and the need to find both the distance and the angle. The distance is calculated using the Pythagorean theorem, resulting in a value of 5. The angle is determined using the inverse tangent function, yielding 53.1 degrees. The final polar coordinate is presented as (5, 53.1 degrees).

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main objective when converting a coordinate to polar form?

To calculate the area of a circle

To find the distance and angle from the origin

To find the slope of a line

To determine the Cartesian coordinates

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which theorem is used to calculate the radial distance in polar coordinates?

Pythagorean theorem

Fundamental theorem of calculus

Binomial theorem

Fermat's Last Theorem

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the radial distance of the point (3, 4) in polar coordinates?

6

3

4

5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which trigonometric function is used to find the angle in polar coordinates?

Cosine

Secant

Sine

Tangent

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the angle in degrees for the point (3, 4) in polar coordinates?

90 degrees

53.1 degrees

45 degrees

60 degrees