Select all that are measures of angles coterminal with a 145° angle. –575° –215° –145° –35° 215° 415° 505° 865°
Question
Answer:
ANSWER[tex]- 575 \degree, - 215 \degree,505 \degree,865\degree[/tex]
EXPLANATION
Coterminal angles are two or more angles in standard position that have the same terminal side.
To find angles that are coterminal with [tex]145 \degree[/tex], we keep adding or subtracting multiples of [tex]360\degree[/tex]
Let us add first to get,
[tex]145 \degree + 360 \degree = 505 \degree[/tex]
We add again to get,
[tex]145 \degree + 2(360) \degree = 865\degree[/tex]
Since we reached the highest angle among the options we now subtract.
[tex]145 \degree - 360 \degree = - 215 \degree[/tex]
We subtract the next multiple to get,
[tex]145 \degree - 2( 360 \degree )= - 575\degree[/tex]
This is also the least among the options.
Therefore the angles that are coterminal with 145° are,
[tex] - 575 \degree, - 215 \degree,505 \degree,865\degree[/tex]
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10 months ago
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