cartermaye7 cartermaye7
  • 12-06-2021
  • Mathematics
contestada

Which of the following is a coterminal angle of 138°? A.) 438° B.)-136° C.) -582° D.) 228°

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wahidjalal356 wahidjalal356
  • 12-06-2021

Answer:  I think the correct answer is D.

Answer Link
mhanifa
mhanifa mhanifa
  • 12-06-2021

Answer:

  • C) -582°

Step-by-step explanation:

Coterminal angles sum to 360°n, where n is an integer.

Given angle is 138°

The difference is:

  • A) 438° - 138° = 300°, no
  • B) -136° - 138° = -274°, no
  • C) -582° - 138° = -720° = -2(360°), yes
  • D) 228° - 138° = 90°, no
Answer Link

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