Find the angle between (1,-2) and (-2,4).

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.1: Angles
Problem 25E
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Find the angle between (1,- 2) and (-2,4).
The angle between (1,- 2) and (-2,4) is °.
(Round to the nearest tenth as needed.)
Transcribed Image Text:Find the angle between (1,- 2) and (-2,4). The angle between (1,- 2) and (-2,4) is °. (Round to the nearest tenth as needed.)
For the following rectangular equation, give the equivalent polar equation and sketch its graph.
x² +y? = 36
The polar form of the rectangular equation is -
(Use a comma to separate answers as needed. Type each answer only once.)
Graph the polar equation. Choose the correct graph below.
O A.
O B.
OC.
O D.
AY
12-
Ay
12-
it
20-
20-
-12.
12
-12
12
-20
20
-20
20
-12
-20
PE
Transcribed Image Text:For the following rectangular equation, give the equivalent polar equation and sketch its graph. x² +y? = 36 The polar form of the rectangular equation is - (Use a comma to separate answers as needed. Type each answer only once.) Graph the polar equation. Choose the correct graph below. O A. O B. OC. O D. AY 12- Ay 12- it 20- 20- -12. 12 -12 12 -20 20 -20 20 -12 -20 PE
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