valenzueladomipay09u valenzueladomipay09u

31-01-2019
Mathematics

contestada

Which of these angles are supplementary?

A. 100o and 90o

B. 78o and 102o

C. 54o and 146o

D. 12o and 78o

Respuesta :

noahdwilke noahdwilke

01-02-2019

Answer: B. 78 degrees and 102 degrees

Answer Link

MrsStrong MrsStrong

01-02-2019

Answer:

B

Step-by-step explanation:

Supplementary angles add to 180 degrees. Add each of the angles to see if they add to 180.

A. 100 + 90 = 190 NO

B. 78 + 102 = 180 YES

C. 54 + 146 = 200 NO

D. 12 + 78 = 90 NO

Answer Link

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